diff --git a/administrator/components/com_content/models/forms/article.xml b/administrator/components/com_content/models/forms/article.xml
index b4fe479baa200..595796cf54b32 100644
--- a/administrator/components/com_content/models/forms/article.xml
+++ b/administrator/components/com_content/models/forms/article.xml
@@ -794,8 +794,76 @@
 				label="COM_CONTENT_FIELD_XREFERENCE_LABEL"
 				description="COM_CONTENT_FIELD_XREFERENCE_DESC"
 				size="20" />
-
 		</fieldset>
+        <fieldset name="microdata" label="JGLOBAL_FIELDSET_MICRODATA_OPTIONS">
+            <field name="microdata_types"
+                   type="list"
+                   label="JFIELD_MICRODATA_TYPES_LABEL"
+                   description="JFIELD_MICRODATA_TYPES_DESC"
+                   >
+                <option value="Article">JGLOBAL_MICRODATA_ARTICLE</option>
+                <option value="Event">JGLOBAL_MICRODATA_EVENT</option>
+	            <option value="Product">JGLOBAL_MICRODATA_PRODUCT</option>
+	            <option value="Recipe">JGLOBAL_MICRODATA_RECIPE</option>
+	            <option value="Review">JGLOBAL_MICRODATA_REVIEW</option>
+            </field>
+        </fieldset>
+        <fieldset name="microdata_event">
+            <field name="microdata_event_location"
+                   type="text"
+                   label="JFIELD_MICRODATA_EVENT_LOCATION_LABEL"
+                   description="JFIELD_MICRODATA_EVENT_LOCATION_DESC"
+                   showon="microdata_types:Event"
+                   size="20"/>
+            <field name="microdata_event_startDate"
+                   type="calendar"
+                   format="%Y-%m-%d %H:%M:%S" size="22"
+                   filter="user_utc"
+                   label="JFIELD_MICRODATA_EVENT_STARTDATE_LABEL"
+                   description="JFIELD_MICRODATA_EVENT_STARTDATE_DESC"
+                   showon="microdata_types:Event"/>
+            <field name="microdata_event_endDate"
+                   type="calendar"
+                   format="%Y-%m-%d %H:%M:%S" size="22"
+                   filter="user_utc"
+                   label="JFIELD_MICRODATA_EVENT_ENDDATE_LABEL"
+                   description="JFIELD_MICRODATA_EVENT_ENDDATE_DESC"
+                   showon="microdata_types:Event"/>
+        </fieldset>
+        <fieldset name="microdata_recipe">
+            <field name="microdata_recipe_prepTime"
+                   type="integer"
+                   first="1"
+                   step="1"
+                   last="480"
+                   label="JFIELD_MICRODATA_RECIPE_PREPTIME_LABEL"
+                   description="JFIELD_MICRODATA_RECIPE_PREPTIME_DESC"
+                   showon="microdata_types:Recipe"/>
+            <field name="microdata_recipe_cookTime"
+                   type="integer"
+                   first="1"
+                   step="1"
+                   last="480"
+                   label="JFIELD_MICRODATA_RECIPE_COOKTIME_LABEL"
+                   description="JFIELD_MICRODATA_RECIPE_COOKTIME_DESC"
+                   showon="microdata_types:Recipe"/>
+	        <field name="microdata_recipe_ingredients"
+	               type="textarea"
+	               filter="string"
+	               maxlength="500"
+	               cols="30"
+	               rows="2"
+	               label="JFIELD_MICRODATA_RECIPE_INGREDIENTS_LABEL"
+	               description="JFIELD_MICRODATA_RECIPE_INGREDIENTS_DESC"
+	               showon="microdata_types:Recipe"/>
+	        <field name="microdata_recipe_calories"
+	               type="text"
+	               size="20"
+	               filter="integer"
+	               label="JFIELD_MICRODATA_RECIPE_CALORIES_LABEL"
+	               description="JFIELD_MICRODATA_RECIPE_CALORIES_DESC"
+	               showon="microdata_types:Recipe" />
+        </fieldset>
 	</fields>
 	<!-- These fields are used to get labels for the Content History Preview and Compare Views -->
 	<fields>
diff --git a/administrator/language/en-GB/en-GB.ini b/administrator/language/en-GB/en-GB.ini
index c34180220fef1..1accb93b30443 100644
--- a/administrator/language/en-GB/en-GB.ini
+++ b/administrator/language/en-GB/en-GB.ini
@@ -211,6 +211,22 @@ JFIELD_METADATA_ROBOTS_DESC="Robots Instructions"
 JFIELD_METADATA_ROBOTS_LABEL="Robots"
 JFIELD_METADATA_XREFERENCE_DESC="An optional reference used to link to external data sources."
 JFIELD_METADATA_XREFERENCE_LABEL="Cross Reference"
+JFIELD_MICRODATA_TYPES_DESC="Select the page content type, one of the http://schema.org available types"
+JFIELD_MICRODATA_TYPES_LABEL="Microdata type"
+JFIELD_MICRODATA_EVENT_ENDDATE_DESC="The ending date and time of the event"
+JFIELD_MICRODATA_EVENT_ENDDATE_LABEL="End date"
+JFIELD_MICRODATA_EVENT_LOCATION_DESC="The location or venue of the event"
+JFIELD_MICRODATA_EVENT_LOCATION_LABEL="Location"
+JFIELD_MICRODATA_EVENT_STARTDATE_DESC="The starting date and time of the event"
+JFIELD_MICRODATA_EVENT_STARTDATE_LABEL="Start date"
+JFIELD_MICRODATA_RECIPE_CALORIES_DESC="The number of calories."
+JFIELD_MICRODATA_RECIPE_CALORIES_LABEL="Calories"
+JFIELD_MICRODATA_RECIPE_COOKTIME_DESC="The time (minutes) it takes to actually cook the dish"
+JFIELD_MICRODATA_RECIPE_COOKTIME_LABEL="Cooking time"
+JFIELD_MICRODATA_RECIPE_INGREDIENTS_DESC="An ingredient used in the recipe."
+JFIELD_MICRODATA_RECIPE_INGREDIENTS_LABEL="Ingredients"
+JFIELD_MICRODATA_RECIPE_PREPTIME_DESC="The length of time (minutes) it takes to prepare the recipe for dish"
+JFIELD_MICRODATA_RECIPE_PREPTIME_LABEL="Preparation time"
 JFIELD_MODULE_LANGUAGE_DESC="Assign a language to this module."
 JFIELD_NOTE_DESC="Note"
 JFIELD_NOTE_LABEL="Note"
@@ -354,6 +370,7 @@ JGLOBAL_FIELDSET_PUBLISHING="Publishing"
 JGLOBAL_FIELDSET_DESCRIPTION="Description"
 JGLOBAL_FIELDSET_ADVANCED="Advanced"
 JGLOBAL_FIELDSET_BASIC="Options"
+JGLOBAL_FIELDSET_MICRODATA_OPTIONS="Microdata"
 JGLOBAL_FILTER_ATTRIBUTES_DESC="3. List additional attributes, separating each attribute name with a space or comma. For example: <i>class,title,id</i>"
 JGLOBAL_FILTER_ATTRIBUTES_LABEL="Filter Attributes<sup>3</sup>"
 JGLOBAL_FILTER_CLIENT="- Select Location -"
@@ -409,6 +426,11 @@ JGLOBAL_MAXIMUM_CATEGORY_LEVELS_LABEL="Subcategory Levels"
 JGLOBAL_MAXLEVEL_DESC="Maximum number of levels of subcategories to show."
 JGLOBAL_MAXLEVEL_LABEL="Subcategory Levels"
 JGLOBAL_MENU_SELECTION="Menu Selection:"
+JGLOBAL_MICRODATA_ARTICLE="Article"
+JGLOBAL_MICRODATA_EVENT="Event"
+JGLOBAL_MICRODATA_PRODUCT="Product"
+JGLOBAL_MICRODATA_RECIPE="Recipe"
+JGLOBAL_MICRODATA_REVIEW="Review"
 JGLOBAL_MODIFIED="Modified"
 JGLOBAL_MODIFIED_DATE="Modified Date"
 JGLOBAL_MOST_HITS="Most Hits"
diff --git a/administrator/language/en-GB/en-GB.plg_system_microdata.ini b/administrator/language/en-GB/en-GB.plg_system_microdata.ini
new file mode 100644
index 0000000000000..4afb586aaf1c0
--- /dev/null
+++ b/administrator/language/en-GB/en-GB.plg_system_microdata.ini
@@ -0,0 +1,9 @@
+; Joomla! Project
+; Copyright (C) 2005 - 2014 Open Source Matters. All rights reserved.
+; License GNU General Public License version 2 or later; see LICENSE.txt, see LICENSE.php
+; Note : All ini files need to be saved as UTF-8 - No BOM
+
+PLG_SYSTEM_MICRODATA="System - Microdata"
+PLG_SYSTEM_MICRODATA_FIELD_SUFFIX_DESCRIPTION="The suffix to search for when parsing the data-* HTML5 attribute"
+PLG_SYSTEM_MICRODATA_FIELD_SUFFIX_LABEL="The data-* suffix"
+PLG_SYSTEM_MICRODATA_XML_DESCRIPTION="System Plugin for parsing the HTML markup and convert the 'data-sd' HTML5 attributes in Microdata semantics."
\ No newline at end of file
diff --git a/administrator/language/en-GB/en-GB.plg_system_microdata.sys.ini b/administrator/language/en-GB/en-GB.plg_system_microdata.sys.ini
new file mode 100644
index 0000000000000..a12b5ca36163d
--- /dev/null
+++ b/administrator/language/en-GB/en-GB.plg_system_microdata.sys.ini
@@ -0,0 +1,7 @@
+; Joomla! Project
+; Copyright (C) 2005 - 2014 Open Source Matters. All rights reserved.
+; License GNU General Public License version 2 or later; see LICENSE.txt, see LICENSE.php
+; Note : All ini files need to be saved as UTF-8 - No BOM
+
+PLG_SYSTEM_MICRODATA="System - Microdata"
+PLG_SYSTEM_MICRODATA_XML_DESCRIPTION="System Plugin for parsing the HTML markup and convert the 'data-sd' HTML5 attributes in Microdata semantics."
\ No newline at end of file
diff --git a/components/com_content/views/archive/tmpl/default_items.php b/components/com_content/views/archive/tmpl/default_items.php
index bade1eea7b775..a58d4fa85db0d 100644
--- a/components/com_content/views/archive/tmpl/default_items.php
+++ b/components/com_content/views/archive/tmpl/default_items.php
@@ -16,11 +16,11 @@
 <div id="archive-items">
 	<?php foreach ($this->items as $i => $item) : ?>
 		<?php $info = $item->params->get('info_block_position', 0); ?>
-		<div class="row<?php echo $i % 2; ?>" itemscope itemtype="http://schema.org/Article">
+		<div class="row<?php echo $i % 2; ?>" data-sd="Article">
 			<div class="page-header">
-				<h2 itemprop="name">
+				<h2 data-sd="name">
 					<?php if ($params->get('link_titles')) : ?>
-						<a href="<?php echo JRoute::_(ContentHelperRoute::getArticleRoute($item->slug, $item->catid, $item->language)); ?>" itemprop="url">
+						<a href="<?php echo JRoute::_(ContentHelperRoute::getArticleRoute($item->slug, $item->catid, $item->language)); ?>" data-sd="url">
 							<?php echo $this->escape($item->title); ?>
 						</a>
 					<?php else: ?>
@@ -28,11 +28,11 @@
 					<?php endif; ?>
 				</h2>
 				<?php if ($params->get('show_author') && !empty($item->author )) : ?>
-					<div class="createdby" itemprop="author" itemscope itemtype="http://schema.org/Person">
-					<?php $author = ($item->created_by_alias) ? $item->created_by_alias : $item->author; ?>
-					<?php $author = '<span itemprop="name">' . $author . '</span>'; ?>
+					<div class="createdby" data-sd="author.Person">
+						<?php $author = ($item->created_by_alias) ? $item->created_by_alias : $item->author; ?>
+						<?php $author = '<span data-sd="Person name">' . $author . '</span>'; ?>
 						<?php if (!empty($item->contact_link) && $params->get('link_author') == true) : ?>
-							<?php echo JText::sprintf('COM_CONTENT_WRITTEN_BY', JHtml::_('link', $this->item->contact_link, $author, array('itemprop' => 'url'))); ?>
+							<?php echo JText::sprintf('COM_CONTENT_WRITTEN_BY', JHtml::_('link', $this->item->contact_link, $author, array('data-sd' => 'url'))); ?>
 						<?php else: ?>
 							<?php echo JText::sprintf('COM_CONTENT_WRITTEN_BY', $author); ?>
 						<?php endif; ?>
@@ -53,10 +53,10 @@
 						<div class="parent-category-name">
 							<?php $title = $this->escape($item->parent_title); ?>
 							<?php if ($params->get('link_parent_category') && !empty($item->parent_slug)) : ?>
-								<?php $url = '<a href="' . JRoute::_(ContentHelperRoute::getCategoryRoute($item->parent_slug)) . '" itemprop="genre">' . $title . '</a>'; ?>
+								<?php $url = '<a href="' . JRoute::_(ContentHelperRoute::getCategoryRoute($item->parent_slug)) . '" itemprop="Article genre">' . $title . '</a>'; ?>
 								<?php echo JText::sprintf('COM_CONTENT_PARENT', $url); ?>
 							<?php else : ?>
-								<?php echo JText::sprintf('COM_CONTENT_PARENT', '<span itemprop="genre">' . $title . '</span>'); ?>
+								<?php echo JText::sprintf('COM_CONTENT_PARENT', '<span data-sd="Article genre">' . $title . '</span>'); ?>
 							<?php endif; ?>
 						</div>
 					</dd>
@@ -66,10 +66,10 @@
 						<div class="category-name">
 							<?php $title = $this->escape($item->category_title); ?>
 							<?php if ($params->get('link_category') && $item->catslug) : ?>
-								<?php $url = '<a href="' . JRoute::_(ContentHelperRoute::getCategoryRoute($item->catslug)) . '" itemprop="genre">' . $title . '</a>'; ?>
+								<?php $url = '<a href="' . JRoute::_(ContentHelperRoute::getCategoryRoute($item->catslug)) . '" data-sd="Article genre">' . $title . '</a>'; ?>
 								<?php echo JText::sprintf('COM_CONTENT_CATEGORY', $url); ?>
 							<?php else : ?>
-								<?php echo JText::sprintf('COM_CONTENT_CATEGORY', '<span itemprop="genre">' . $title . '</span>'); ?>
+								<?php echo JText::sprintf('COM_CONTENT_CATEGORY', '<span data-sd="Article genre">' . $title . '</span>'); ?>
 							<?php endif; ?>
 						</div>
 					</dd>
@@ -79,7 +79,7 @@
 					<dd>
 						<div class="published">
 							<span class="icon-calendar"></span>
-							<time datetime="<?php echo JHtml::_('date', $item->publish_up, 'c'); ?>" itemprop="datePublished">
+							<time datetime="<?php echo JHtml::_('date', $item->publish_up, 'c'); ?>" data-sd="Article datePublished">
 								<?php echo JText::sprintf('COM_CONTENT_PUBLISHED_DATE_ON', JHtml::_('date', $item->publish_up, JText::_('DATE_FORMAT_LC3'))); ?>
 							</time>
 						</div>
@@ -91,7 +91,7 @@
 						<dd>
 							<div class="modified">
 								<span class="icon-calendar"></span>
-								<time datetime="<?php echo JHtml::_('date', $item->modified, 'c'); ?>" itemprop="dateModified">
+								<time datetime="<?php echo JHtml::_('date', $item->modified, 'c'); ?>" data-sd="Article dateModified">
 									<?php echo JText::sprintf('COM_CONTENT_LAST_UPDATED', JHtml::_('date', $item->modified, JText::_('DATE_FORMAT_LC3'))); ?>
 								</time>
 							</div>
@@ -101,7 +101,7 @@
 						<dd>
 							<div class="create">
 								<span class="icon-calendar"></span>
-								<time datetime="<?php echo JHtml::_('date', $item->created, 'c'); ?>" itemprop="dateCreated">
+								<time datetime="<?php echo JHtml::_('date', $item->created, 'c'); ?>" data-sd="Article dateCreated">
 									<?php echo JText::sprintf('COM_CONTENT_CREATED_DATE_ON', JHtml::_('date', $item->created, JText::_('DATE_FORMAT_LC3'))); ?>
 								</time>
 							</div>
@@ -112,7 +112,7 @@
 						<dd>
 							<div class="hits">
 								<span class="icon-eye-open"></span> 
-								<meta itemprop="interactionCount" content="UserPageVisits:<?php echo $item->hits; ?>" />
+								<meta data-sd="Article interactionCount" content="UserPageVisits:<?php echo $item->hits; ?>" />
 								<?php echo JText::sprintf('COM_CONTENT_ARTICLE_HITS', $item->hits); ?>
 							</div>
 						</dd>
@@ -127,7 +127,7 @@
 		<?php endif; ?>
 		<?php echo $item->event->beforeDisplayContent; ?>
 		<?php if ($params->get('show_intro')) :?>
-			<div class="intro" itemprop="articleBody"> <?php echo JHtml::_('string.truncateComplex', $item->introtext, $params->get('introtext_limit')); ?> </div>
+			<div class="intro" data-sd="Article articleBody"> <?php echo JHtml::_('string.truncateComplex', $item->introtext, $params->get('introtext_limit')); ?> </div>
 		<?php endif; ?>
 
 		<?php if ($useDefList && ($info == 1 || $info == 2)) : ?>
@@ -141,10 +141,10 @@
 							<div class="parent-category-name">
 								<?php $title = $this->escape($item->parent_title); ?>
 								<?php if ($params->get('link_parent_category') && $item->parent_slug) : ?>
-									<?php $url = '<a href="' . JRoute::_(ContentHelperRoute::getCategoryRoute($item->parent_slug)) . '" itemprop="genre">' . $title . '</a>'; ?>
+									<?php $url = '<a href="' . JRoute::_(ContentHelperRoute::getCategoryRoute($item->parent_slug)) . '" data-sd="Article genre">' . $title . '</a>'; ?>
 									<?php echo JText::sprintf('COM_CONTENT_PARENT', $url); ?>
 								<?php else : ?>
-									<?php echo JText::sprintf('COM_CONTENT_PARENT', '<span itemprop="genre">' . $title . '</span>'); ?>
+									<?php echo JText::sprintf('COM_CONTENT_PARENT', '<span data-sd="Article genre">' . $title . '</span>'); ?>
 								<?php endif; ?>
 							</div>
 						</dd>
@@ -154,10 +154,10 @@
 							<div class="category-name">
 								<?php $title = $this->escape($item->category_title); ?>
 								<?php if ($params->get('link_category') && $item->catslug) : ?>
-									<?php $url = '<a href="' . JRoute::_(ContentHelperRoute::getCategoryRoute($item->catslug)) . '" itemprop="genre">' . $title . '</a>'; ?>
+									<?php $url = '<a href="' . JRoute::_(ContentHelperRoute::getCategoryRoute($item->catslug)) . '" data-sd="Article genre">' . $title . '</a>'; ?>
 									<?php echo JText::sprintf('COM_CONTENT_CATEGORY', $url); ?>
 								<?php else : ?>
-									<?php echo JText::sprintf('COM_CONTENT_CATEGORY', '<span itemprop="genre">' . $title . '</span>'); ?>
+									<?php echo JText::sprintf('COM_CONTENT_CATEGORY', '<span data-sd="Article genre">' . $title . '</span>'); ?>
 								<?php endif; ?>
 							</div>
 						</dd>
@@ -166,7 +166,7 @@
 						<dd>
 							<div class="published">
 								<span class="icon-calendar"></span>
-								<time datetime="<?php echo JHtml::_('date', $item->publish_up, 'c'); ?>" itemprop="datePublished">
+								<time datetime="<?php echo JHtml::_('date', $item->publish_up, 'c'); ?>" data-sd="Article datePublished">
 									<?php echo JText::sprintf('COM_CONTENT_PUBLISHED_DATE_ON', JHtml::_('date', $item->publish_up, JText::_('DATE_FORMAT_LC3'))); ?>
 								</time>
 							</div>
@@ -178,7 +178,7 @@
 					<dd>
 						<div class="create">
 							<span class="icon-calendar"></span>
-							<time datetime="<?php echo JHtml::_('date', $item->created, 'c'); ?>" itemprop="dateCreated">
+							<time datetime="<?php echo JHtml::_('date', $item->created, 'c'); ?>" data-sd="Article dateCreated">
 								<?php echo JText::sprintf('COM_CONTENT_CREATED_DATE_ON', JHtml::_('date', $item->modified, JText::_('DATE_FORMAT_LC3'))); ?>
 							</time>
 						</div>
@@ -188,7 +188,7 @@
 					<dd>
 						<div class="modified">
 							<span class="icon-calendar"></span>
-							<time datetime="<?php echo JHtml::_('date', $item->modified, 'c'); ?>" itemprop="dateModified">
+							<time datetime="<?php echo JHtml::_('date', $item->modified, 'c'); ?>" data-sd="Article dateModified">
 								<?php echo JText::sprintf('COM_CONTENT_LAST_UPDATED', JHtml::_('date', $item->modified, JText::_('DATE_FORMAT_LC3'))); ?>
 							</time>
 						</div>
@@ -198,7 +198,7 @@
 					<dd>
 						<div class="hits">
 							<span class="icon-eye-open"></span> 
-							<meta content="UserPageVisits:<?php echo $item->hits; ?>" itemprop="interactionCount" />
+							<meta content="UserPageVisits:<?php echo $item->hits; ?>" data-sd="Article interactionCount" />
 							<?php echo JText::sprintf('COM_CONTENT_ARTICLE_HITS', $item->hits); ?>
 						</div>
 					</dd>
diff --git a/components/com_content/views/article/tmpl/default.php b/components/com_content/views/article/tmpl/default.php
index eaa17d20315ab..1318bfb3678a1 100644
--- a/components/com_content/views/article/tmpl/default.php
+++ b/components/com_content/views/article/tmpl/default.php
@@ -18,13 +18,13 @@
 $canEdit = $params->get('access-edit');
 $user    = JFactory::getUser();
 $info    = $params->get('info_block_position', 0);
+$type    = $this->item->metadata->get('microdata_types', 'Article');
 JHtml::_('behavior.caption');
 $useDefList = ($params->get('show_modify_date') || $params->get('show_publish_date') || $params->get('show_create_date')
 	|| $params->get('show_hits') || $params->get('show_category') || $params->get('show_parent_category') || $params->get('show_author'));
 
 ?>
-<div class="item-page<?php echo $this->pageclass_sfx; ?>" itemscope itemtype="http://schema.org/Article">
-	<meta itemprop="inLanguage" content="<?php echo ($this->item->language === '*') ? JFactory::getConfig()->get('language') : $this->item->language; ?>" />
+<div class="item-page<?php echo $this->pageclass_sfx; ?>" data-sd="<?php echo $type;?>">
 	<?php if ($this->params->get('show_page_heading', 1)) : ?>
 	<div class="page-header">
 		<h1> <?php echo $this->escape($this->params->get('page_heading')); ?> </h1>
@@ -43,7 +43,7 @@
 	<?php endif; ?>
 	<?php if ($params->get('show_title') || $params->get('show_author')) : ?>
 	<div class="page-header">
-		<h2 itemprop="name">
+		<h2 data-sd="itemReviewed name">
 			<?php if ($params->get('show_title')) : ?>
 				<?php echo $this->escape($this->item->title); ?>
 			<?php endif; ?>
@@ -77,11 +77,11 @@
 			<dt class="article-info-term"><?php echo JText::_('COM_CONTENT_ARTICLE_INFO'); ?></dt>
 
 			<?php if ($params->get('show_author') && !empty($this->item->author )) : ?>
-				<dd class="createdby" itemprop="author" itemscope itemtype="http://schema.org/Person">
+				<dd class="createdby" data-sd="author.Person">
 					<?php $author = $this->item->created_by_alias ? $this->item->created_by_alias : $this->item->author; ?>
-					<?php $author = '<span itemprop="name">' . $author . '</span>'; ?>
+					<?php $author = '<span data-sd="Person name">' . $author . '</span>'; ?>
 					<?php if (!empty($this->item->contact_link) && $params->get('link_author') == true) : ?>
-						<?php echo JText::sprintf('COM_CONTENT_WRITTEN_BY', JHtml::_('link', $this->item->contact_link, $author, array('itemprop' => 'url'))); ?>
+						<?php echo JText::sprintf('COM_CONTENT_WRITTEN_BY', JHtml::_('link', $this->item->contact_link, $author, array('data-sd' => 'url'))); ?>
 					<?php else: ?>
 						<?php echo JText::sprintf('COM_CONTENT_WRITTEN_BY', $author); ?>
 					<?php endif; ?>
@@ -91,10 +91,10 @@
 				<dd class="parent-category-name">
 					<?php $title = $this->escape($this->item->parent_title); ?>
 					<?php if ($params->get('link_parent_category') && !empty($this->item->parent_slug)) : ?>
-						<?php $url = '<a href="' . JRoute::_(ContentHelperRoute::getCategoryRoute($this->item->parent_slug)) . '" itemprop="genre">' . $title . '</a>'; ?>
+						<?php $url = '<a href="' . JRoute::_(ContentHelperRoute::getCategoryRoute($this->item->parent_slug)) . '" data-sd="' . $type . ' genre">' . $title . '</a>'; ?>
 						<?php echo JText::sprintf('COM_CONTENT_PARENT', $url); ?>
 					<?php else : ?>
-						<?php echo JText::sprintf('COM_CONTENT_PARENT', '<span itemprop="genre">' . $title . '</span>'); ?>
+						<?php echo JText::sprintf('COM_CONTENT_PARENT', '<span data-sd="' . $type . ' genre">' . $title . '</span>'); ?>
 					<?php endif; ?>
 				</dd>
 			<?php endif; ?>
@@ -102,10 +102,10 @@
 				<dd class="category-name">
 					<?php $title = $this->escape($this->item->category_title); ?>
 					<?php if ($params->get('link_category') && $this->item->catslug) : ?>
-						<?php $url = '<a href="' . JRoute::_(ContentHelperRoute::getCategoryRoute($this->item->catslug)) . '" itemprop="genre">' . $title . '</a>'; ?>
+						<?php $url = '<a href="' . JRoute::_(ContentHelperRoute::getCategoryRoute($this->item->catslug)) . '" data-sd="' . $type . ' genre">' . $title . '</a>'; ?>
 						<?php echo JText::sprintf('COM_CONTENT_CATEGORY', $url); ?>
 					<?php else : ?>
-						<?php echo JText::sprintf('COM_CONTENT_CATEGORY', '<span itemprop="genre">' . $title . '</span>'); ?>
+						<?php echo JText::sprintf('COM_CONTENT_CATEGORY', '<span data-sd="' . $type . ' genre">' . $title . '</span>'); ?>
 					<?php endif; ?>
 				</dd>
 			<?php endif; ?>
@@ -113,7 +113,7 @@
 			<?php if ($params->get('show_publish_date')) : ?>
 				<dd class="published">
 					<span class="icon-calendar"></span>
-					<time datetime="<?php echo JHtml::_('date', $this->item->publish_up, 'c'); ?>" itemprop="datePublished">
+					<time datetime="<?php echo JHtml::_('date', $this->item->publish_up, 'c'); ?>" data-sd="<?php echo $type;?> datePublished">
 						<?php echo JText::sprintf('COM_CONTENT_PUBLISHED_DATE_ON', JHtml::_('date', $this->item->publish_up, JText::_('DATE_FORMAT_LC3'))); ?>
 					</time>
 				</dd>
@@ -123,7 +123,7 @@
 				<?php if ($params->get('show_modify_date')) : ?>
 					<dd class="modified">
 						<span class="icon-calendar"></span>
-						<time datetime="<?php echo JHtml::_('date', $this->item->modified, 'c'); ?>" itemprop="dateModified">
+						<time datetime="<?php echo JHtml::_('date', $this->item->modified, 'c'); ?>" data-sd="<?php echo $type;?> dateModified">
 							<?php echo JText::sprintf('COM_CONTENT_LAST_UPDATED', JHtml::_('date', $this->item->modified, JText::_('DATE_FORMAT_LC3'))); ?>
 						</time>
 					</dd>
@@ -131,7 +131,7 @@
 				<?php if ($params->get('show_create_date')) : ?>
 					<dd class="create">
 						<span class="icon-calendar"></span>
-						<time datetime="<?php echo JHtml::_('date', $this->item->created, 'c'); ?>" itemprop="dateCreated">
+						<time datetime="<?php echo JHtml::_('date', $this->item->created, 'c'); ?>" data-sd="<?php echo $type;?> dateCreated">
 							<?php echo JText::sprintf('COM_CONTENT_CREATED_DATE_ON', JHtml::_('date', $this->item->created, JText::_('DATE_FORMAT_LC3'))); ?>
 						</time>
 					</dd>
@@ -140,11 +140,12 @@
 				<?php if ($params->get('show_hits')) : ?>
 					<dd class="hits">
 						<span class="icon-eye-open"></span>
-						<meta itemprop="interactionCount" content="UserPageVisits:<?php echo $this->item->hits; ?>" />
+						<meta data-sd="<?php echo $type;?> interactionCount" content="UserPageVisits:<?php echo $this->item->hits; ?>" />
 						<?php echo JText::sprintf('COM_CONTENT_ARTICLE_HITS', $this->item->hits); ?>
 					</dd>
 				<?php endif; ?>
 			<?php endif; ?>
+				<?php echo JLayoutHelper::render('joomla.content.microdata.' . lcfirst($type), array('params' => $params, 'item' => $this->item)); ?>
 			</dl>
 		</div>
 	<?php endif; ?>
@@ -169,7 +170,7 @@
 	<?php if ($images->image_fulltext_caption):
 		echo 'class="caption"' . ' title="' . htmlspecialchars($images->image_fulltext_caption) . '"';
 	endif; ?>
-	src="<?php echo htmlspecialchars($images->image_fulltext); ?>" alt="<?php echo htmlspecialchars($images->image_fulltext_alt); ?>" itemprop="image"/> </div>
+	src="<?php echo htmlspecialchars($images->image_fulltext); ?>" alt="<?php echo htmlspecialchars($images->image_fulltext_alt); ?>" data-sd="<?php echo $type;?> image"/> </div>
 	<?php endif; ?>
 	<?php
 	if (!empty($this->item->pagination) && $this->item->pagination && !$this->item->paginationposition && !$this->item->paginationrelative):
@@ -179,7 +180,7 @@
 	<?php if (isset ($this->item->toc)) :
 		echo $this->item->toc;
 	endif; ?>
-	<div itemprop="articleBody">
+	<div data-sd="<?php echo $type;?> reviewBody articleBody description">
 		<?php echo $this->item->text; ?>
 	</div>
 
@@ -190,11 +191,11 @@
 
 			<?php if ($info == 1) : ?>
 				<?php if ($params->get('show_author') && !empty($this->item->author )) : ?>
-					<dd class="createdby" itemprop="author" itemscope itemtype="http://schema.org/Person">
+					<dd class="createdby" data-sd="<?php echo $type;?> author.Person">
 						<?php $author = $this->item->created_by_alias ? $this->item->created_by_alias : $this->item->author; ?>
-						<?php $author = '<span itemprop="name">' . $author . '</span>'; ?>
+						<?php $author = '<span data-sd="name">' . $author . '</span>'; ?>
 						<?php if (!empty($this->item->contact_link) && $params->get('link_author') == true) : ?>
-							<?php echo JText::sprintf('COM_CONTENT_WRITTEN_BY', JHtml::_('link', $this->item->contact_link, $author, array('itemprop' => 'url'))); ?>
+							<?php echo JText::sprintf('COM_CONTENT_WRITTEN_BY', JHtml::_('link', $this->item->contact_link, $author, array('data-sd' => 'url'))); ?>
 						<?php else: ?>
 							<?php echo JText::sprintf('COM_CONTENT_WRITTEN_BY', $author); ?>
 						<?php endif; ?>
@@ -204,10 +205,10 @@
 					<dd class="parent-category-name">
 						<?php $title = $this->escape($this->item->parent_title); ?>
 						<?php if ($params->get('link_parent_category') && $this->item->parent_slug) : ?>
-							<?php $url = '<a href="' . JRoute::_(ContentHelperRoute::getCategoryRoute($this->item->parent_slug)) . '" itemprop="genre">' . $title . '</a>'; ?>
+							<?php $url = '<a href="' . JRoute::_(ContentHelperRoute::getCategoryRoute($this->item->parent_slug)) . '" data-sd="' . $type . 'genre">' . $title . '</a>'; ?>
 							<?php echo JText::sprintf('COM_CONTENT_PARENT', $url); ?>
 						<?php else : ?>
-							<?php echo JText::sprintf('COM_CONTENT_PARENT', '<span itemprop="genre">' . $title . '</span>'); ?>
+							<?php echo JText::sprintf('COM_CONTENT_PARENT', '<span data-sd="' . $type . ' genre">' . $title . '</span>'); ?>
 						<?php endif; ?>
 					</dd>
 				<?php endif; ?>
@@ -215,17 +216,17 @@
 					<dd class="category-name">
 						<?php $title = $this->escape($this->item->category_title); ?>
 						<?php if ($params->get('link_category') && $this->item->catslug) : ?>
-							<?php $url = '<a href="' . JRoute::_(ContentHelperRoute::getCategoryRoute($this->item->catslug)) . '" itemprop="genre">' . $title . '</a>'; ?>
+							<?php $url = '<a href="' . JRoute::_(ContentHelperRoute::getCategoryRoute($this->item->catslug)) . '" data-sd="' . $type . ' genre">' . $title . '</a>'; ?>
 							<?php echo JText::sprintf('COM_CONTENT_CATEGORY', $url); ?>
 						<?php else : ?>
-							<?php echo JText::sprintf('COM_CONTENT_CATEGORY', '<span itemprop="genre">' . $title . '</span>'); ?>
+							<?php echo JText::sprintf('COM_CONTENT_CATEGORY', '<span data-sd="' . $type . ' genre">' . $title . '</span>'); ?>
 						<?php endif; ?>
 					</dd>
 				<?php endif; ?>
 				<?php if ($params->get('show_publish_date')) : ?>
 					<dd class="published">
 						<span class="icon-calendar"></span>
-						<time datetime="<?php echo JHtml::_('date', $this->item->publish_up, 'c'); ?>" itemprop="datePublished">
+						<time datetime="<?php echo JHtml::_('date', $this->item->publish_up, 'c'); ?>" data-sd="<?php echo $type;?> datePublished">
 							<?php echo JText::sprintf('COM_CONTENT_PUBLISHED_DATE_ON', JHtml::_('date', $this->item->publish_up, JText::_('DATE_FORMAT_LC3'))); ?>
 						</time>
 					</dd>
@@ -235,7 +236,7 @@
 			<?php if ($params->get('show_create_date')) : ?>
 				<dd class="create">
 					<span class="icon-calendar"></span>
-					<time datetime="<?php echo JHtml::_('date', $this->item->created, 'c'); ?>" itemprop="dateCreated">
+					<time datetime="<?php echo JHtml::_('date', $this->item->created, 'c'); ?>" data-sd="<?php echo $type;?> dateCreated">
 						<?php echo JText::sprintf('COM_CONTENT_CREATED_DATE_ON', JHtml::_('date', $this->item->created, JText::_('DATE_FORMAT_LC3'))); ?>
 					</time>
 				</dd>
@@ -243,7 +244,7 @@
 			<?php if ($params->get('show_modify_date')) : ?>
 				<dd class="modified">
 					<span class="icon-calendar"></span>
-					<time datetime="<?php echo JHtml::_('date', $this->item->modified, 'c'); ?>" itemprop="dateModified">
+					<time datetime="<?php echo JHtml::_('date', $this->item->modified, 'c'); ?>" data-sd="<?php echo $type;?> dateModified">
 						<?php echo JText::sprintf('COM_CONTENT_LAST_UPDATED', JHtml::_('date', $this->item->modified, JText::_('DATE_FORMAT_LC3'))); ?>
 					</time>
 				</dd>
@@ -251,10 +252,11 @@
 			<?php if ($params->get('show_hits')) : ?>
 				<dd class="hits">
 					<span class="icon-eye-open"></span>
-					<meta itemprop="interactionCount" content="UserPageVisits:<?php echo $this->item->hits; ?>" />
+					<meta data-sd="<?php echo $type;?> interactionCount" content="UserPageVisits:<?php echo $this->item->hits; ?>" />
 					<?php echo JText::sprintf('COM_CONTENT_ARTICLE_HITS', $this->item->hits); ?>
 				</dd>
 			<?php endif; ?>
+				<?php echo JLayoutHelper::render('joomla.content.microdata.' . lcfirst($type), array('params' => $params, 'item' => $this->item)); ?>
 			</dl>
 			<?php if ($params->get('show_tags', 1) && !empty($this->item->tags->itemTags)) : ?>
 				<?php $this->item->tagLayout = new JLayoutFile('joomla.content.tags'); ?>
diff --git a/components/com_content/views/article/view.html.php b/components/com_content/views/article/view.html.php
index c0ba6c3d1a5e8..aeb8e529b1a6e 100644
--- a/components/com_content/views/article/view.html.php
+++ b/components/com_content/views/article/view.html.php
@@ -293,7 +293,7 @@ protected function _prepareDocument()
 
 		foreach ($mdata as $k => $v)
 		{
-			if ($v)
+			if ($v && strpos($k, 'microdata') === false)
 			{
 				$this->document->setMetadata($k, $v);
 			}
diff --git a/components/com_content/views/category/tmpl/blog.php b/components/com_content/views/category/tmpl/blog.php
index 8a0dbb55769a1..fac72363d0418 100644
--- a/components/com_content/views/category/tmpl/blog.php
+++ b/components/com_content/views/category/tmpl/blog.php
@@ -13,7 +13,7 @@
 
 JHtml::_('behavior.caption');
 ?>
-<div class="blog<?php echo $this->pageclass_sfx; ?>" itemscope itemtype="http://schema.org/Blog">
+<div class="blog<?php echo $this->pageclass_sfx; ?>" data-sd="Blog">
 	<?php if ($this->params->get('show_page_heading', 1)) : ?>
 		<div class="page-header">
 			<h1> <?php echo $this->escape($this->params->get('page_heading')); ?> </h1>
@@ -55,10 +55,10 @@
 		<div class="items-leading clearfix">
 			<?php foreach ($this->lead_items as &$item) : ?>
 				<div class="leading-<?php echo $leadingcount; ?><?php echo $item->state == 0 ? ' system-unpublished' : null; ?>"
-					itemprop="blogPost" itemscope itemtype="http://schema.org/BlogPosting">
+					data-sd="Blog blogPost.BlogPosting">
 					<?php
-					$this->item = & $item;
-					echo $this->loadTemplate('item');
+						$this->item = & $item;
+						echo $this->loadTemplate('item');
 					?>
 				</div>
 				<?php $leadingcount++; ?>
@@ -80,10 +80,10 @@
 			<?php endif; ?>
 			<div class="span<?php echo round((12 / $this->columns)); ?>">
 				<div class="item column-<?php echo $rowcount; ?><?php echo $item->state == 0 ? ' system-unpublished' : null; ?>"
-					itemprop="blogPost" itemscope itemtype="http://schema.org/BlogPosting">
+					data-sd="Blog blogPost.BlogPosting">
 					<?php
-					$this->item = & $item;
-					echo $this->loadTemplate('item');
+						$this->item = & $item;
+						echo $this->loadTemplate('item');
 					?>
 				</div>
 				<!-- end item -->
diff --git a/components/com_content/views/featured/tmpl/default.php b/components/com_content/views/featured/tmpl/default.php
index 884da2a465fda..ac1215fee6d0f 100644
--- a/components/com_content/views/featured/tmpl/default.php
+++ b/components/com_content/views/featured/tmpl/default.php
@@ -16,11 +16,11 @@
 // If the page class is defined, add to class as suffix.
 // It will be a separate class if the user starts it with a space
 ?>
-<div class="blog-featured<?php echo $this->pageclass_sfx;?>" itemscope itemtype="http://schema.org/Blog">
+<div class="blog-featured<?php echo $this->pageclass_sfx;?>" data-sd="Blog">
 <?php if ($this->params->get('show_page_heading') != 0) : ?>
 <div class="page-header">
 	<h1>
-	<?php echo $this->escape($this->params->get('page_heading')); ?>
+		<?php echo $this->escape($this->params->get('page_heading')); ?>
 	</h1>
 </div>
 <?php endif; ?>
@@ -30,7 +30,7 @@
 <div class="items-leading clearfix">
 	<?php foreach ($this->lead_items as &$item) : ?>
 		<div class="leading-<?php echo $leadingcount; ?><?php echo $item->state == 0 ? ' system-unpublished' : null; ?> clearfix" 
-			itemprop="blogPost" itemscope itemtype="http://schema.org/BlogPosting">
+			data-sd="blogPost.BlogPosting">
 			<?php
 				$this->item = &$item;
 				echo $this->loadTemplate('item');
@@ -59,11 +59,11 @@
 		<div class="items-row cols-<?php echo (int) $this->columns;?> <?php echo 'row-' . $row; ?> row-fluid">
 		<?php endif; ?>
 			<div class="item column-<?php echo $rowcount;?><?php echo $item->state == 0 ? ' system-unpublished' : null; ?> span<?php echo round((12 / $this->columns));?>"
-				itemprop="blogPost" itemscope itemtype="http://schema.org/BlogPosting">
-			<?php
+				data-sd="Blog blogPost.BlogPosting">
+				<?php
 					$this->item = &$item;
 					echo $this->loadTemplate('item');
-			?>
+				?>
 			</div>
 			<?php $counter++; ?>
 
diff --git a/components/com_content/views/featured/tmpl/default_item.php b/components/com_content/views/featured/tmpl/default_item.php
index 2d839baf6e55b..d6123fcdf97f7 100644
--- a/components/com_content/views/featured/tmpl/default_item.php
+++ b/components/com_content/views/featured/tmpl/default_item.php
@@ -23,9 +23,9 @@
 <?php endif; ?>
 
 <?php if ($params->get('show_title')) : ?>
-	<h2 class="item-title" itemprop="name">
+	<h2 class="item-title" data-sd="name">
 	<?php if ($params->get('link_titles') && $params->get('access-view')) : ?>
-		<a href="<?php echo JRoute::_(ContentHelperRoute::getArticleRoute($this->item->slug, $this->item->catid, $this->item->language)); ?>" itemprop="url">
+		<a href="<?php echo JRoute::_(ContentHelperRoute::getArticleRoute($this->item->slug, $this->item->catid, $this->item->language)); ?>" data-sd="url">
 			<?php echo $this->escape($this->item->title); ?>
 		</a>
 	<?php else : ?>
@@ -59,11 +59,11 @@
 		</dt>
 
 		<?php if ($params->get('show_author') && !empty($this->item->author )) : ?>
-			<dd class="createdby" itemprop="author" itemscope itemtype="http://schema.org/Person">
+			<dd class="createdby" data-sd="author.Person">
 				<?php $author = ($this->item->created_by_alias) ? $this->item->created_by_alias : $this->item->author; ?>
-				<?php $author = '<span itemprop="name">' . $author . '</span>'; ?>
+				<?php $author = '<span data-sd="Person name">' . $author . '</span>'; ?>
 				<?php if (!empty($this->item->contact_link) && $params->get('link_author') == true) : ?>
-					<?php echo JText::sprintf('COM_CONTENT_WRITTEN_BY', JHtml::_('link', $this->item->contact_link, $author, array('itemprop' => 'url'))); ?>
+					<?php echo JText::sprintf('COM_CONTENT_WRITTEN_BY', JHtml::_('link', $this->item->contact_link, $author, array('data-sd' => 'url'))); ?>
 				<?php else: ?>
 					<?php echo JText::sprintf('COM_CONTENT_WRITTEN_BY', $author); ?>
 				<?php endif; ?>
@@ -74,10 +74,10 @@
 			<dd class="parent-category-name">
 				<?php $title = $this->escape($this->item->parent_title); ?>
 				<?php if ($params->get('link_parent_category') && !empty($this->item->parent_slug)) : ?>
-					<?php $url = '<a href="' . JRoute::_(ContentHelperRoute::getCategoryRoute($this->item->parent_slug)) . '" itemprop="genre">' . $title . '</a>'; ?>
+					<?php $url = '<a href="' . JRoute::_(ContentHelperRoute::getCategoryRoute($this->item->parent_slug)) . '" data-sd="genre">' . $title . '</a>'; ?>
 					<?php echo JText::sprintf('COM_CONTENT_PARENT', $url); ?>
 				<?php else : ?>
-					<?php echo JText::sprintf('COM_CONTENT_PARENT', '<span itemprop="genre">' . $title . '</span>'); ?>
+					<?php echo JText::sprintf('COM_CONTENT_PARENT', '<span data-sd="genre">' . $title . '</span>'); ?>
 				<?php endif; ?>
 			</dd>
 		<?php endif; ?>
@@ -86,10 +86,10 @@
 			<dd class="category-name">
 				<?php $title = $this->escape($this->item->category_title); ?>
 				<?php if ($params->get('link_category') && $this->item->catslug) : ?>
-					<?php $url = '<a href="' . JRoute::_(ContentHelperRoute::getCategoryRoute($this->item->catslug)) . '" itemprop="genre">' . $title . '</a>'; ?>
+					<?php $url = '<a href="' . JRoute::_(ContentHelperRoute::getCategoryRoute($this->item->catslug)) . '" data-sd="genre">' . $title . '</a>'; ?>
 					<?php echo JText::sprintf('COM_CONTENT_CATEGORY', $url); ?>
 				<?php else : ?>
-					<?php echo JText::sprintf('COM_CONTENT_CATEGORY', '<span itemprop="genre">' . $title . '</span>'); ?>
+					<?php echo JText::sprintf('COM_CONTENT_CATEGORY', '<span data-sd="genre">' . $title . '</span>'); ?>
 				<?php endif; ?>
 			</dd>
 		<?php endif; ?>
@@ -97,7 +97,7 @@
 		<?php if ($params->get('show_publish_date')) : ?>
 			<dd class="published">
 				<span class="icon-calendar"></span>
-				<time datetime="<?php echo JHtml::_('date', $this->item->publish_up, 'c'); ?>" itemprop="datePublished">
+				<time datetime="<?php echo JHtml::_('date', $this->item->publish_up, 'c'); ?>" data-sd="datePublished">
 					<?php echo JText::sprintf('COM_CONTENT_PUBLISHED_DATE_ON', JHtml::_('date', $this->item->publish_up, JText::_('DATE_FORMAT_LC3'))); ?>
 				</time>
 			</dd>
@@ -107,7 +107,7 @@
 			<?php if ($params->get('show_modify_date')) : ?>
 				<dd class="modified">
 					<span class="icon-calendar"></span>
-					<time datetime="<?php echo JHtml::_('date', $this->item->modified, 'c'); ?>" itemprop="dateModified">
+					<time datetime="<?php echo JHtml::_('date', $this->item->modified, 'c'); ?>" data-sd="dateModified">
 						<?php echo JText::sprintf('COM_CONTENT_LAST_UPDATED', JHtml::_('date', $this->item->modified, JText::_('DATE_FORMAT_LC3'))); ?>
 					</time>
 				</dd>
@@ -116,7 +116,7 @@
 			<?php if ($params->get('show_create_date')) : ?>
 				<dd class="create">
 					<span class="icon-calendar"></span>
-					<time datetime="<?php echo JHtml::_('date', $this->item->created, 'c'); ?>" itemprop="dateCreated">
+					<time datetime="<?php echo JHtml::_('date', $this->item->created, 'c'); ?>" data-sd="dateCreated">
 						<?php echo JText::sprintf('COM_CONTENT_CREATED_DATE_ON', JHtml::_('date', $this->item->created, JText::_('DATE_FORMAT_LC3'))); ?>
 					</time>
 				</dd>
@@ -125,7 +125,7 @@
 			<?php if ($params->get('show_hits')) : ?>
 				<dd class="hits">
 					<span class="icon-eye-open"></span>
-					<meta itemprop="interactionCount" content="UserPageVisits:<?php echo $this->item->hits; ?>" />
+					<meta data-sd="interactionCount" content="UserPageVisits:<?php echo $this->item->hits; ?>" />
 					<?php echo JText::sprintf('COM_CONTENT_ARTICLE_HITS', $this->item->hits); ?>
 				</dd>
 			<?php endif; ?>
@@ -155,11 +155,11 @@
 		</dt>
 		<?php if ($info == 1) : ?>
 			<?php if ($params->get('show_author') && !empty($this->item->author )) : ?>
-				<dd class="createdby" itemprop="author" itemscope itemtype="http://schema.org/Person">
+				<dd class="createdby" data-sd="author.Person">
 					<?php $author = $this->item->created_by_alias ? $this->item->created_by_alias : $this->item->author; ?>
-					<?php $author = '<span itemprop="name">' . $author . '</span>'; ?>
+					<?php $author = '<span data-sd="Person name">' . $author . '</span>'; ?>
 					<?php if (!empty($this->item->contact_link) && $params->get('link_author') == true) : ?>
-						<?php echo JText::sprintf('COM_CONTENT_WRITTEN_BY', JHtml::_('link', $this->item->contact_link, $author, array('itemprop' => 'url'))); ?>
+						<?php echo JText::sprintf('COM_CONTENT_WRITTEN_BY', JHtml::_('link', $this->item->contact_link, $author, array('data-sd' => 'url'))); ?>
 					<?php else : ?>
 						<?php echo JText::sprintf('COM_CONTENT_WRITTEN_BY', $author); ?>
 					<?php endif; ?>
@@ -170,10 +170,10 @@
 				<dd class="parent-category-name">
 					<?php $title = $this->escape($this->item->parent_title); ?>
 					<?php if ($params->get('link_parent_category') && $this->item->parent_slug) : ?>
-						<?php $url = '<a href="' . JRoute::_(ContentHelperRoute::getCategoryRoute($this->item->parent_slug)) . '" itemprop="genre">' . $title . '</a>'; ?>
+						<?php $url = '<a href="' . JRoute::_(ContentHelperRoute::getCategoryRoute($this->item->parent_slug)) . '" data-sd="genre">' . $title . '</a>'; ?>
 						<?php echo JText::sprintf('COM_CONTENT_PARENT', $url); ?>
 					<?php else : ?>
-						<?php echo JText::sprintf('COM_CONTENT_PARENT', '<span itemprop="genre">' . $title . '</span>'); ?>
+						<?php echo JText::sprintf('COM_CONTENT_PARENT', '<span data-sd="genre">' . $title . '</span>'); ?>
 					<?php endif; ?>
 				</dd>
 			<?php endif; ?>
@@ -185,7 +185,7 @@
 						<?php $url = '<a href="' . JRoute::_(ContentHelperRoute::getCategoryRoute($this->item->catslug)) . '" itemprop="genre">' . $title . '</a>'; ?>
 						<?php echo JText::sprintf('COM_CONTENT_CATEGORY', $url); ?>
 					<?php else : ?>
-						<?php echo JText::sprintf('COM_CONTENT_CATEGORY', '<span itemprop="genre">' . $title . '</span>'); ?>
+						<?php echo JText::sprintf('COM_CONTENT_CATEGORY', '<span data-sd="genre">' . $title . '</span>'); ?>
 					<?php endif; ?>
 				</dd>
 			<?php endif; ?>
@@ -193,7 +193,7 @@
 			<?php if ($params->get('show_publish_date')) : ?>
 				<dd class="published">
 					<span class="icon-calendar"></span>
-					<time datetime="<?php echo JHtml::_('date', $this->item->publish_up, 'c'); ?>" itemprop="datePublished">
+					<time datetime="<?php echo JHtml::_('date', $this->item->publish_up, 'c'); ?>" data-sd="datePublished">
 						<?php echo JText::sprintf('COM_CONTENT_PUBLISHED_DATE_ON', JHtml::_('date', $this->item->publish_up, JText::_('DATE_FORMAT_LC3'))); ?>
 					</time>
 				</dd>
@@ -203,7 +203,7 @@
 		<?php if ($params->get('show_create_date')) : ?>
 			<dd class="create">
 				<span class="icon-calendar"></span>
-				<time datetime="<?php echo JHtml::_('date', $this->item->created, 'c'); ?>" itemprop="dateCreated">
+				<time datetime="<?php echo JHtml::_('date', $this->item->created, 'c'); ?>" data-sd="dateCreated">
 					<?php echo JText::sprintf('COM_CONTENT_CREATED_DATE_ON', JHtml::_('date', $this->item->created, JText::_('DATE_FORMAT_LC3'))); ?>
 				</time>
 			</dd>
@@ -212,7 +212,7 @@
 		<?php if ($params->get('show_modify_date')) : ?>
 			<dd class="modified">
 				<span class="icon-calendar"></span>
-				<time datetime="<?php echo JHtml::_('date', $this->item->modified, 'c'); ?>" itemprop="dateModified">
+				<time datetime="<?php echo JHtml::_('date', $this->item->modified, 'c'); ?>" data-sd="dateModified">
 					<?php echo JText::sprintf('COM_CONTENT_LAST_UPDATED', JHtml::_('date', $this->item->modified, JText::_('DATE_FORMAT_LC3'))); ?>
 				</time>
 			</dd>
@@ -221,7 +221,7 @@
 		<?php if ($params->get('show_hits')) : ?>
 			<dd class="hits">
 				<span class="icon-eye-open"></span>
-				<meta itemprop="interactionCount" content="UserPageVisits:<?php echo $this->item->hits; ?>" />
+				<meta data-sd="interactionCount" content="UserPageVisits:<?php echo $this->item->hits; ?>" />
 				<?php echo JText::sprintf('COM_CONTENT_ARTICLE_HITS', $this->item->hits); ?>
 			</dd>
 		<?php endif; ?>
diff --git a/installation/sql/mysql/joomla.sql b/installation/sql/mysql/joomla.sql
index a798f67b0af8c..269cfc3753eb8 100644
--- a/installation/sql/mysql/joomla.sql
+++ b/installation/sql/mysql/joomla.sql
@@ -611,6 +611,7 @@ INSERT INTO `#__extensions` (`extension_id`, `name`, `type`, `element`, `folder`
 (450, 'plg_twofactorauth_yubikey', 'plugin', 'yubikey', 'twofactorauth', 0, 0, 1, 0, '', '', '', '', 0, '0000-00-00 00:00:00', 0, 0),
 (451, 'plg_search_tags', 'plugin', 'tags', 'search', 0, 1, 1, 0, '', '{"search_limit":"50","show_tagged_items":"1"}', '', '', 0, '0000-00-00 00:00:00', 0, 0),
 (452, 'plg_captcha_nocaptcha', 'plugin', 'nocaptcha', 'captcha', 0, 0, 1, 0, '', '{"public_key":"","private_key":"","theme":"light"}', '', '', 0, '0000-00-00 00:00:00', 0, 0),
+(453, 'plg_search_microdata', 'plugin', 'microdata', 'system', 0, 1, 1, 0, '', '{"suffix":"sd"}', '', '', 0, '0000-00-00 00:00:00', 100, 0),
 (503, 'beez3', 'template', 'beez3', '', 0, 1, 1, 0, '', '{"wrapperSmall":"53","wrapperLarge":"72","sitetitle":"","sitedescription":"","navposition":"center","templatecolor":"nature"}', '', '', 0, '0000-00-00 00:00:00', 0, 0),
 (504, 'hathor', 'template', 'hathor', '', 1, 1, 1, 0, '', '{"showSiteName":"0","colourChoice":"0","boldText":"0"}', '', '', 0, '0000-00-00 00:00:00', 0, 0),
 (506, 'protostar', 'template', 'protostar', '', 0, 1, 1, 0, '', '{"templateColor":"","logoFile":"","googleFont":"1","googleFontName":"Open+Sans","fluidContainer":"0"}', '', '', 0, '0000-00-00 00:00:00', 0, 0),
diff --git a/installation/sql/postgresql/joomla.sql b/installation/sql/postgresql/joomla.sql
index ce5d98963b0d2..36a07cc46a59b 100644
--- a/installation/sql/postgresql/joomla.sql
+++ b/installation/sql/postgresql/joomla.sql
@@ -611,6 +611,7 @@ INSERT INTO "#__extensions" ("extension_id", "name", "type", "element", "folder"
 (450, 'plg_twofactorauth_yubikey', 'plugin', 'yubikey', 'twofactorauth', 0, 0, 1, 0, '', '', '', '', 0, '1970-01-01 00:00:00', 0, 0),
 (451, 'plg_search_tags', 'plugin', 'tags', 'search', 0, 1, 1, 0, '', '{"search_limit":"50","show_tagged_items":"1"}', '', '', 0, '1970-01-01 00:00:00', 0, 0),
 (452, 'plg_captcha_nocaptcha', 'plugin', 'nocaptcha', 'captcha', 0, 0, 1, 0, '', '{"public_key":"","private_key":"","theme":"light"}', '', '', 0, '1970-01-01 00:00:00', 0, 0);
+(453, 'plg_search_microdata', 'plugin', 'microdata', 'system', 0, 1, 1, 0, '', '{"suffix":"sd"}', '', '', 0, '0000-00-00 00:00:00', 100, 0);
 
 -- Templates
 INSERT INTO "#__extensions" ("extension_id", "name", "type", "element", "folder", "client_id", "enabled", "access", "protected", "manifest_cache", "params", "custom_data", "system_data", "checked_out", "checked_out_time", "ordering", "state") VALUES
diff --git a/installation/sql/sqlazure/joomla.sql b/installation/sql/sqlazure/joomla.sql
index 7764c221fee01..25f5d24df3135 100644
--- a/installation/sql/sqlazure/joomla.sql
+++ b/installation/sql/sqlazure/joomla.sql
@@ -1014,7 +1014,8 @@ UNION ALL
 SELECT 451, 'plg_search_tags', 'plugin', 'tags', 'search', 0, 1, 1, 0, '', '{"search_limit":"50","show_tagged_items":"1"}', '', '', 0, '1900-01-01 00:00:00', 0, 0
 UNION ALL
 SELECT 452, 'plg_captcha_nocaptcha', 'plugin', 'nocaptcha', 'captcha', 0, 0, 1, 0, '', '{"public_key":"","private_key":"","theme":"light"}', '', '', 0, '1900-01-01 00:00:00', 0, 0;
-
+UNION ALL
+SELECT 452, 'plg_search_microdata', 'plugin', 'microdata', 'system', 0, 1, 1, 0, '', '{"suffix":"sd"}', '', '', 0, '0000-00-00 00:00:00', 100, 0;
 
 INSERT [#__extensions] ([extension_id], [name], [type], [element], [folder], [client_id], [enabled], [access], [protected], [manifest_cache], [params], [custom_data], [system_data], [checked_out], [checked_out_time], [ordering], [state])
 SELECT 503, 'beez3', 'template', 'beez3', '', 0, 1, 1, 0, '', '{"wrapperSmall":"53","wrapperLarge":"72","sitetitle":"","sitedescription":"","navposition":"center","templatecolor":"nature"}', '', '', 0, '1900-01-01 00:00:00', 0, 0
diff --git a/language/en-GB/en-GB.ini b/language/en-GB/en-GB.ini
index fd0545892a1ae..9711a5097f4fa 100644
--- a/language/en-GB/en-GB.ini
+++ b/language/en-GB/en-GB.ini
@@ -141,6 +141,22 @@ JFIELD_META_KEYWORDS_DESC="Keywords describing the content"
 JFIELD_META_KEYWORDS_LABEL="Keywords"
 JFIELD_META_RIGHTS_DESC="Describe what rights others have to use this content."
 JFIELD_META_RIGHTS_LABEL="Content Rights"
+JFIELD_MICRODATA_TYPES_DESC="Select the page content type, one of the http://schema.org available types"
+JFIELD_MICRODATA_TYPES_LABEL="Microdata type"
+JFIELD_MICRODATA_EVENT_ENDDATE_DESC="The ending date and time of the event"
+JFIELD_MICRODATA_EVENT_ENDDATE_LABEL="End date"
+JFIELD_MICRODATA_EVENT_LOCATION_DESC="The location or venue of the event"
+JFIELD_MICRODATA_EVENT_LOCATION_LABEL="Location"
+JFIELD_MICRODATA_EVENT_STARTDATE_DESC="The starting date and time of the event"
+JFIELD_MICRODATA_EVENT_STARTDATE_LABEL="Start date"
+JFIELD_MICRODATA_RECIPE_CALORIES_DESC="The number of calories."
+JFIELD_MICRODATA_RECIPE_CALORIES_LABEL="Calories"
+JFIELD_MICRODATA_RECIPE_COOKTIME_DESC="The time (minutes) it takes to actually cook the dish"
+JFIELD_MICRODATA_RECIPE_COOKTIME_LABEL="Cooking time"
+JFIELD_MICRODATA_RECIPE_INGREDIENTS_DESC="An ingredient used in the recipe."
+JFIELD_MICRODATA_RECIPE_INGREDIENTS_LABEL="Ingredients"
+JFIELD_MICRODATA_RECIPE_PREPTIME_DESC="The length of time (minutes) it takes to prepare the recipe for dish"
+JFIELD_MICRODATA_RECIPE_PREPTIME_LABEL="Preparation time"
 JFIELD_ORDERING_DESC="Ordering of the article within the category"
 JFIELD_ORDERING_LABEL="Ordering"
 JFIELD_PUBLISHED_DESC="Set publication status"
@@ -201,6 +217,11 @@ JGLOBAL_KEEP_TYPING="Keep typing..."
 JGLOBAL_LEFT="Left"
 JGLOBAL_LOOKING_FOR="Looking for"
 JGLOBAL_LT="&lt;"
+JGLOBAL_MICRODATA_ARTICLE="Article"
+JGLOBAL_MICRODATA_EVENT="Event"
+JGLOBAL_MICRODATA_PRODUCT="Product"
+JGLOBAL_MICRODATA_RECIPE="Recipe"
+JGLOBAL_MICRODATA_REVIEW="Review"
 JGLOBAL_NEWITEMSLAST_DESC="New items default to the last position. Ordering can be changed after this item has been saved."
 JGLOBAL_NO_MATCHING_RESULTS="No Matching Results"
 JGLOBAL_NUM="#"
@@ -291,6 +312,11 @@ NOVEMBER="November"
 DECEMBER_SHORT="Dec"
 DECEMBER="December"
 
+; Time
+
+HOURS_SHORT="hrs"
+MINUTES_SHORT="mins"
+
 ;Days of the Week
 SAT="Sat"
 SATURDAY="Saturday"
diff --git a/layouts/joomla/content/blog_style_default_item_title.php b/layouts/joomla/content/blog_style_default_item_title.php
index b134ca2c6737e..af00ee0732c10 100644
--- a/layouts/joomla/content/blog_style_default_item_title.php
+++ b/layouts/joomla/content/blog_style_default_item_title.php
@@ -19,9 +19,9 @@
 		<div class="page-header">
 
 			<?php if ($params->get('show_title')) : ?>
-				<h2 itemprop="name">
+				<h2 data-sd="name">
 					<?php if ($params->get('link_titles') && $params->get('access-view')) : ?>
-						<a href="<?php echo JRoute::_(ContentHelperRoute::getArticleRoute($displayData->slug, $displayData->catid, $displayData->language)); ?>" itemprop="url">
+						<a href="<?php echo JRoute::_(ContentHelperRoute::getArticleRoute($displayData->slug, $displayData->catid, $displayData->language)); ?>" data-sd="url">
 						<?php echo $this->escape($displayData->title); ?></a>
 					<?php else : ?>
 						<?php echo $this->escape($displayData->title); ?>
diff --git a/layouts/joomla/content/categories_default_items.php b/layouts/joomla/content/categories_default_items.php
index cdd445ebdc58a..fea062ac87cee 100644
--- a/layouts/joomla/content/categories_default_items.php
+++ b/layouts/joomla/content/categories_default_items.php
@@ -12,11 +12,12 @@
 $class = ' class="first"';
 JHtml::_('bootstrap.tooltip');
 
-$item = $displayData->item;
-$items = $displayData->get('items');
-$params = $displayData->params;
+$item      = $displayData->item;
+$items     = $displayData->get('items');
+$params    = $displayData->params;
 $extension = $displayData->get('extension');
 $className = substr($extension, 4);
+
 // This will work for the core components but not necessarily for other components
 // that may have different pluralisation rules.
 if (substr($className, -1) == 's')
diff --git a/layouts/joomla/content/info_block/author.php b/layouts/joomla/content/info_block/author.php
index 66b97a9256044..3d428358a59ab 100644
--- a/layouts/joomla/content/info_block/author.php
+++ b/layouts/joomla/content/info_block/author.php
@@ -10,12 +10,14 @@
 defined('JPATH_BASE') or die;
 
 ?>
-<dd class="createdby" itemprop="author" itemscope itemtype="http://schema.org/Person">
-	<?php $author = ($displayData['item']->created_by_alias ? $displayData['item']->created_by_alias : $displayData['item']->author); ?>
-	<?php $author = '<span itemprop="name">' . $author . '</span>'; ?>
-	<?php if (!empty($displayData['item']->contact_link ) && $displayData['params']->get('link_author') == true) : ?>
-		<?php echo JText::sprintf('COM_CONTENT_WRITTEN_BY', JHtml::_('link', $displayData['item']->contact_link, $author, array('itemprop' => 'url'))); ?>
-	<?php else :?>
-		<?php echo JText::sprintf('COM_CONTENT_WRITTEN_BY', $author); ?>
-	<?php endif; ?>
+<dd class="createdby" data-sd="author">
+	<span data-sd="Person">
+		<?php $author = ($displayData['item']->created_by_alias ? $displayData['item']->created_by_alias : $displayData['item']->author); ?>
+		<?php $author = '<span itemprop="name">' . $author . '</span>'; ?>
+		<?php if (!empty($displayData['item']->contact_link ) && $displayData['params']->get('link_author') == true) : ?>
+			<?php echo JText::sprintf('COM_CONTENT_WRITTEN_BY', JHtml::_('link', $displayData['item']->contact_link, $author, array('data-sd' => 'url'))); ?>
+		<?php else :?>
+			<?php echo JText::sprintf('COM_CONTENT_WRITTEN_BY', $author); ?>
+		<?php endif; ?>
+	</span>
 </dd>
diff --git a/layouts/joomla/content/info_block/category.php b/layouts/joomla/content/info_block/category.php
index 41b83b57725ad..08f46ca80aaf9 100644
--- a/layouts/joomla/content/info_block/category.php
+++ b/layouts/joomla/content/info_block/category.php
@@ -13,9 +13,9 @@
 			<dd class="category-name">
 				<?php $title = $this->escape($displayData['item']->category_title); ?>
 				<?php if ($displayData['params']->get('link_category') && $displayData['item']->catslug) : ?>
-					<?php $url = '<a href="' . JRoute::_(ContentHelperRoute::getCategoryRoute($displayData['item']->catslug)) . '" itemprop="genre">' . $title . '</a>'; ?>
+					<?php $url = '<a href="' . JRoute::_(ContentHelperRoute::getCategoryRoute($displayData['item']->catslug)) . '" data-sd="genre">' . $title . '</a>'; ?>
 					<?php echo JText::sprintf('COM_CONTENT_CATEGORY', $url); ?>
 				<?php else : ?>
-					<?php echo JText::sprintf('COM_CONTENT_CATEGORY', '<span itemprop="genre">' . $title . '</span>'); ?>
+					<?php echo JText::sprintf('COM_CONTENT_CATEGORY', '<span data-sd="genre">' . $title . '</span>'); ?>
 				<?php endif; ?>
 			</dd>
\ No newline at end of file
diff --git a/layouts/joomla/content/info_block/create_date.php b/layouts/joomla/content/info_block/create_date.php
index d97d2abcbf457..d0bed84fa60a4 100644
--- a/layouts/joomla/content/info_block/create_date.php
+++ b/layouts/joomla/content/info_block/create_date.php
@@ -12,7 +12,7 @@
 ?>
 			<dd class="create">
 					<span class="icon-calendar"></span>
-					<time datetime="<?php echo JHtml::_('date', $displayData['item']->created, 'c'); ?>" itemprop="dateCreated">
+					<time datetime="<?php echo JHtml::_('date', $displayData['item']->created, 'c'); ?>" itemprop="data-sd">
 						<?php echo JText::sprintf('COM_CONTENT_CREATED_DATE_ON', JHtml::_('date', $displayData['item']->created, JText::_('DATE_FORMAT_LC3'))); ?>
 					</time>
 			</dd>
\ No newline at end of file
diff --git a/layouts/joomla/content/info_block/hits.php b/layouts/joomla/content/info_block/hits.php
index 19ffd78330189..8570f078ab442 100644
--- a/layouts/joomla/content/info_block/hits.php
+++ b/layouts/joomla/content/info_block/hits.php
@@ -12,6 +12,6 @@
 ?>
 			<dd class="hits">
 					<span class="icon-eye-open"></span>
-					<meta itemprop="interactionCount" content="UserPageVisits:<?php echo $displayData['item']->hits; ?>" />
+					<meta data-sd="interactionCount" content="UserPageVisits:<?php echo $displayData['item']->hits; ?>" />
 					<?php echo JText::sprintf('COM_CONTENT_ARTICLE_HITS', $displayData['item']->hits); ?>
 			</dd>
\ No newline at end of file
diff --git a/layouts/joomla/content/info_block/modify_date.php b/layouts/joomla/content/info_block/modify_date.php
index e1bd3f5778f70..ef170b328cbe3 100644
--- a/layouts/joomla/content/info_block/modify_date.php
+++ b/layouts/joomla/content/info_block/modify_date.php
@@ -12,7 +12,7 @@
 ?>
 			<dd class="modified">
 				<span class="icon-calendar"></span>
-				<time datetime="<?php echo JHtml::_('date', $displayData['item']->modified, 'c'); ?>" itemprop="dateModified">
+				<time datetime="<?php echo JHtml::_('date', $displayData['item']->modified, 'c'); ?>" data-sd="dateModified">
 					<?php echo JText::sprintf('COM_CONTENT_LAST_UPDATED', JHtml::_('date', $displayData['item']->modified, JText::_('DATE_FORMAT_LC3'))); ?>
 				</time>
 			</dd>
\ No newline at end of file
diff --git a/layouts/joomla/content/info_block/parent_category.php b/layouts/joomla/content/info_block/parent_category.php
index 78dcf13c233e0..b008f1c6ffb5b 100644
--- a/layouts/joomla/content/info_block/parent_category.php
+++ b/layouts/joomla/content/info_block/parent_category.php
@@ -13,9 +13,9 @@
 			<dd class="parent-category-name">
 				<?php $title = $this->escape($displayData['item']->parent_title); ?>
 				<?php if ($displayData['params']->get('link_parent_category') && !empty($displayData['item']->parent_slug)) : ?>
-					<?php $url = '<a href="' . JRoute::_(ContentHelperRoute::getCategoryRoute($displayData['item']->parent_slug)) . '" itemprop="genre">' . $title . '</a>'; ?>
+					<?php $url = '<a href="' . JRoute::_(ContentHelperRoute::getCategoryRoute($displayData['item']->parent_slug)) . '" data-sd="genre">' . $title . '</a>'; ?>
 					<?php echo JText::sprintf('COM_CONTENT_PARENT', $url); ?>
 				<?php else : ?>
-					<?php echo JText::sprintf('COM_CONTENT_PARENT', '<span itemprop="genre">' . $title . '</span>'); ?>
+					<?php echo JText::sprintf('COM_CONTENT_PARENT', '<span data-sd="genre">' . $title . '</span>'); ?>
 				<?php endif; ?>
 			</dd>
\ No newline at end of file
diff --git a/layouts/joomla/content/info_block/publish_date.php b/layouts/joomla/content/info_block/publish_date.php
index bc456af83ca45..bddbd152fb48f 100644
--- a/layouts/joomla/content/info_block/publish_date.php
+++ b/layouts/joomla/content/info_block/publish_date.php
@@ -11,7 +11,7 @@
 ?>
 			<dd class="published">
 				<span class="icon-calendar"></span>
-				<time datetime="<?php echo JHtml::_('date', $displayData['item']->publish_up, 'c'); ?>" itemprop="datePublished">
+				<time datetime="<?php echo JHtml::_('date', $displayData['item']->publish_up, 'c'); ?>" data-sd="datePublished">
 					<?php echo JText::sprintf('COM_CONTENT_PUBLISHED_DATE_ON', JHtml::_('date', $displayData['item']->publish_up, JText::_('DATE_FORMAT_LC3'))); ?>
 				</time>
 			</dd>
\ No newline at end of file
diff --git a/layouts/joomla/content/intro_image.php b/layouts/joomla/content/intro_image.php
index 4a7b1a1f85d19..067897da4d756 100644
--- a/layouts/joomla/content/intro_image.php
+++ b/layouts/joomla/content/intro_image.php
@@ -19,12 +19,12 @@
 	<?php if ($images->image_intro_caption):
 		echo 'class="caption"' . ' title="' . htmlspecialchars($images->image_intro_caption) . '"';
 	endif; ?>
-	src="<?php echo htmlspecialchars($images->image_intro); ?>" alt="<?php echo htmlspecialchars($images->image_intro_alt); ?>" itemprop="thumbnailUrl"/></a>
+	src="<?php echo htmlspecialchars($images->image_intro); ?>" alt="<?php echo htmlspecialchars($images->image_intro_alt); ?>" data-sd="thumbnailUrl"/></a>
 	<?php else : ?><img
 	<?php if ($images->image_intro_caption):
 		echo 'class="caption"' . ' title="' . htmlspecialchars($images->image_intro_caption) . '"';
 	endif; ?>
-	src="<?php echo htmlspecialchars($images->image_intro); ?>" alt="<?php echo htmlspecialchars($images->image_intro_alt); ?>" itemprop="thumbnailUrl"/>
+	src="<?php echo htmlspecialchars($images->image_intro); ?>" alt="<?php echo htmlspecialchars($images->image_intro_alt); ?>" data-sd="thumbnailUrl"/>
 	<?php endif; ?> 
 </div>
 <?php endif; ?>
diff --git a/layouts/joomla/content/microdata/article.php b/layouts/joomla/content/microdata/article.php
new file mode 100644
index 0000000000000..91cb3308c5be9
--- /dev/null
+++ b/layouts/joomla/content/microdata/article.php
@@ -0,0 +1,16 @@
+<?php
+/**
+ * @package     Joomla.Cms
+ * @subpackage  Layout
+ *
+ * @copyright   Copyright (C) 2005 - 2014 Open Source Matters, Inc. All rights reserved.
+ * @license     GNU General Public License version 2 or later; see LICENSE.txt
+ */
+
+defined('JPATH_BASE') or die;
+
+$language = $displayData['item']->language;
+?>
+<dd>
+	<meta data-sd="inLanguage" content="<?php echo ($language === '*') ? JFactory::getConfig()->get('language') : $language; ?>" />
+</dd>
\ No newline at end of file
diff --git a/layouts/joomla/content/microdata/event.php b/layouts/joomla/content/microdata/event.php
new file mode 100644
index 0000000000000..eeaedcc90ef50
--- /dev/null
+++ b/layouts/joomla/content/microdata/event.php
@@ -0,0 +1,34 @@
+<?php
+/**
+ * @package     Joomla.Cms
+ * @subpackage  Layout
+ *
+ * @copyright   Copyright (C) 2005 - 2014 Open Source Matters, Inc. All rights reserved.
+ * @license     GNU General Public License version 2 or later; see LICENSE.txt
+ */
+
+defined('JPATH_BASE') or die;
+
+$microdata = $displayData['item']->metadata;
+$location  = $microdata->get('microdata_event_location');
+$startDate = $microdata->get('microdata_event_startDate');
+$endDate   = $microdata->get('microdata_event_endDate');
+?>
+<dd class="location">
+	<?php echo JText::sprintf('JFIELD_MICRODATA_EVENT_LOCATION_LABEL') . ':';?>
+	<span data-sd="location">
+		<?php echo $location;?>
+	</span>
+</dd>
+<dd class="startDate">
+	<span class="icon-calendar"></span>
+	<time datetime="<?php echo JHtml::_('date', $startDate, 'c'); ?>" data-sd="startDate">
+		<?php echo JText::sprintf('JFIELD_MICRODATA_EVENT_STARTDATE_LABEL') . ': ' . JHtml::_('date', $startDate, JText::_('DATE_FORMAT_LC2')); ?>
+	</time>
+</dd>
+<dd class="endDate">
+	<span class="icon-calendar"></span>
+	<time datetime="<?php echo JHtml::_('date', $endDate, 'c'); ?>" data-sd="endDate">
+		<?php echo JText::sprintf('JFIELD_MICRODATA_EVENT_ENDDATE_LABEL') . ': ' . JHtml::_('date', $endDate, JText::_('DATE_FORMAT_LC2')); ?>
+	</time>
+</dd>
\ No newline at end of file
diff --git a/layouts/joomla/content/microdata/product.php b/layouts/joomla/content/microdata/product.php
new file mode 100644
index 0000000000000..f0120db199180
--- /dev/null
+++ b/layouts/joomla/content/microdata/product.php
@@ -0,0 +1,10 @@
+<?php
+/**
+ * @package     Joomla.Cms
+ * @subpackage  Layout
+ *
+ * @copyright   Copyright (C) 2005 - 2014 Open Source Matters, Inc. All rights reserved.
+ * @license     GNU General Public License version 2 or later; see LICENSE.txt
+ */
+
+defined('JPATH_BASE') or die;
\ No newline at end of file
diff --git a/layouts/joomla/content/microdata/recipe.php b/layouts/joomla/content/microdata/recipe.php
new file mode 100644
index 0000000000000..e610edd12f23d
--- /dev/null
+++ b/layouts/joomla/content/microdata/recipe.php
@@ -0,0 +1,39 @@
+<?php
+/**
+ * @package     Joomla.Cms
+ * @subpackage  Layout
+ *
+ * @copyright   Copyright (C) 2005 - 2014 Open Source Matters, Inc. All rights reserved.
+ * @license     GNU General Public License version 2 or later; see LICENSE.txt
+ */
+
+defined('JPATH_BASE') or die;
+
+$microdata     = $displayData['item']->metadata;
+$cookTime      = $microdata->get('microdata_recipe_cookTime');
+$prepTime      = $microdata->get('microdata_recipe_prepTime');
+$calories      = $microdata->get('microdata_recipe_calories');
+$ingredients   = $microdata->get('microdata_recipe_ingredients');
+
+?>
+<dd class="cookTime">
+	<meta data-sd="cookTime" content="<?php echo "PT" . $cookTime . "M";?>" />
+	<?php echo JText::sprintf('JFIELD_MICRODATA_RECIPE_COOKTIME_LABEL') . ': ' . $cookTime . ' ' . JText::sprintf('MINUTES_SHORT'); ?>
+</dd>
+<dd class="prepTime">
+	<meta data-sd="prepTime" content="<?php echo "PT" . $prepTime . "M";?>" />
+	<?php echo JText::sprintf('JFIELD_MICRODATA_RECIPE_PREPTIME_LABEL') . ': ' . $prepTime . ' ' . JText::sprintf('MINUTES_SHORT'); ?>
+	<meta data-sd="totalTime" content="<?php echo "PT" . ($cookTime + $prepTime) . "M";?>" />
+</dd>
+<dd class="calories" data-sd="nutrition.NutritionInformation">
+	<?php echo JText::sprintf('JFIELD_MICRODATA_RECIPE_CALORIES_LABEL') . ':';?>
+	<span data-sd="calories">
+		<?php echo $calories;?>
+	</span>
+</dd>
+<dd class="ingredients">
+	<?php echo JText::sprintf('JFIELD_MICRODATA_RECIPE_INGREDIENTS_LABEL') . ':';?>
+	<span data-sd="Recipe ingredients">
+		<?php echo $ingredients;?>
+	</span>
+</dd>
\ No newline at end of file
diff --git a/layouts/joomla/content/microdata/review.php b/layouts/joomla/content/microdata/review.php
new file mode 100644
index 0000000000000..91cb3308c5be9
--- /dev/null
+++ b/layouts/joomla/content/microdata/review.php
@@ -0,0 +1,16 @@
+<?php
+/**
+ * @package     Joomla.Cms
+ * @subpackage  Layout
+ *
+ * @copyright   Copyright (C) 2005 - 2014 Open Source Matters, Inc. All rights reserved.
+ * @license     GNU General Public License version 2 or later; see LICENSE.txt
+ */
+
+defined('JPATH_BASE') or die;
+
+$language = $displayData['item']->language;
+?>
+<dd>
+	<meta data-sd="inLanguage" content="<?php echo ($language === '*') ? JFactory::getConfig()->get('language') : $language; ?>" />
+</dd>
\ No newline at end of file
diff --git a/layouts/joomla/content/readmore.php b/layouts/joomla/content/readmore.php
index f778f088ce050..f078c73c318db 100644
--- a/layouts/joomla/content/readmore.php
+++ b/layouts/joomla/content/readmore.php
@@ -12,7 +12,7 @@
 ?>
 
 <p class="readmore">
-	<a class="btn" href="<?php echo $displayData['link']; ?>" itemprop="url">
+	<a class="btn" href="<?php echo $displayData['link']; ?>" data-sd="url">
 		<span class="icon-chevron-right"></span>
 		<?php if (!$params->get('access-view')) :
 			echo JText::_('COM_CONTENT_REGISTER_TO_READ_MORE');
diff --git a/layouts/joomla/content/tags.php b/layouts/joomla/content/tags.php
index 27d002afef074..14528b1e98fac 100644
--- a/layouts/joomla/content/tags.php
+++ b/layouts/joomla/content/tags.php
@@ -20,7 +20,7 @@
 			<?php if (in_array($tag->access, JAccess::getAuthorisedViewLevels(JFactory::getUser()->get('id')))) : ?>
 				<?php $tagParams = new Registry($tag->params); ?>
 				<?php $link_class = $tagParams->get('tag_link_class', 'label label-info'); ?>
-				<li class="tag-<?php echo $tag->tag_id; ?> tag-list<?php echo $i ?>" itemprop="keywords">
+				<li class="tag-<?php echo $tag->tag_id; ?> tag-list<?php echo $i ?>" data-sd="keywords">
 					<a href="<?php echo JRoute::_(TagsHelperRoute::getTagRoute($tag->tag_id . '-' . $tag->alias)) ?>" class="<?php echo $link_class; ?>">
 						<?php echo $this->escape($tag->title); ?>
 					</a>
diff --git a/libraries/joomla/microdata/parser.php b/libraries/joomla/microdata/parser.php
new file mode 100644
index 0000000000000..a331d7a4a104b
--- /dev/null
+++ b/libraries/joomla/microdata/parser.php
@@ -0,0 +1,440 @@
+<?php
+/**
+ * @package     Joomla.Platform
+ * @subpackage  Microdata
+ *
+ * @copyright   Copyright (C) 2005 - 2014 Open Source Matters, Inc. All rights reserved.
+ * @license     GNU General Public License version 2 or later; see LICENSE
+ */
+
+defined('JPATH_PLATFORM') or die;
+
+/**
+ * PHP class for parsing the HTML markup and
+ * convert the data-* HTML5 attributes in Microdata semantics
+ *
+ * @package     Joomla.Platform
+ * @subpackage  Microdata
+ * @since       3.3
+ */
+class JMicrodataParser
+{
+	/**
+	 * The type of semantic, will be an instance of JMicrodata
+	 *
+	 * @var   null
+	 * @since 3.3
+	 */
+	protected $handler = null;
+
+	/**
+	 * The suffix to search for when parsing the data-* HTML5 attribute
+	 *
+	 * @var   array
+	 * @since 3.3
+	 */
+	protected $suffix = array('sd');
+
+	/**
+	 * Initialize the class and setup the default $semantic, Microdata
+	 *
+	 * @param   null  $suffix  The suffix to search for when parsing the data-* HTML5 attribute
+	 *
+	 * @since   3.3
+	 */
+	public function __construct($suffix = null)
+	{
+		if ($suffix)
+		{
+			$this->suffix($suffix);
+		}
+
+		$this->handler = new JMicrodata;
+	}
+
+	/**
+	 * Return the $handler, which is an instance of JMicrodata
+	 *
+	 * @return JMicrodata
+	 *
+	 * @since  3.3
+	 */
+	public function getHandler()
+	{
+		return $this->handler;
+	}
+
+	/**
+	 * Setup the $suffix to search for when parsing the data-* HTML5 attribute
+	 *
+	 * @param   mixed  $suffix  The suffix
+	 *
+	 * @return  JMicrodataParser
+	 *
+	 * @since   3.3
+	 */
+	public function suffix($suffix)
+	{
+		if (is_array($suffix))
+		{
+			while ($string = array_pop($suffix))
+			{
+				$this->addSuffix($string);
+			}
+
+			return $this;
+		}
+
+		$this->addSuffix($suffix);
+
+		return $this;
+	}
+
+	/**
+	 * Add a new $suffix to search for when parsing the data-* HTML5 attribute
+	 *
+	 * @param   string  $string  The suffix
+	 *
+	 * @return  void
+	 *
+	 * @since   3.3
+	 */
+	protected function addSuffix($string)
+	{
+		$string = trim(strtolower((string) $string));
+
+		// Avoid adding a duplicate suffix, also the suffix must be at least one character long
+		if (array_search($string, $this->suffix) || empty($string))
+		{
+			return;
+		}
+
+		// Add the new suffix
+		array_push($this->suffix, $string);
+	}
+
+	/**
+	 * Remove a $suffix entry
+	 *
+	 * @param   string  $string  The suffix
+	 *
+	 * @return  JMicrodataParser
+	 *
+	 * @since   3.3
+	 */
+	public function removeSuffix($string)
+	{
+		$string = strtolower((string) $string);
+
+		// Search and remove the suffix
+		unset(
+			$this->suffix[array_search($string, $this->suffix)]
+		);
+
+		return $this;
+	}
+
+	/**
+	 * Return the current $suffix
+	 *
+	 * @return string
+	 *
+	 * @since  3.3
+	 */
+	public function getSuffix()
+	{
+		return $this->suffix;
+	}
+
+	/**
+	 * Parse the unit param that will be used to setup the JMicrodata class,
+	 * e.g. giving the following: $string = 'Type.property.EType';
+	 * will return an array:
+	 * array(
+	 *     'type'        => 'Type,
+	 *     'property'    => 'property'
+	 *     'expectedType => 'EType'
+	 * );
+	 *
+	 * @param   string  $string  The string to parse
+	 *
+	 * @return  array
+	 */
+	protected static function parseParam($string)
+	{
+		// The default array
+		$params = array(
+			'type' => null,
+			'property' => null,
+			'expectedType' => null
+		);
+
+		// Sanitize the $string and parse
+		$string = explode('.', trim((string) $string));
+
+		// If no matches found return the default array
+		if (empty($string[0]))
+		{
+			return $params;
+		}
+
+		// If the first letter is uppercase, then the param string could be 'Type.property.EType', otherwise it should be the 'property.EType'
+		if (ctype_upper($string[0]{0}))
+		{
+			$params['type'] = $string[0];
+
+			// If the first letter is lowercase, then it should be the property, otherwise return
+			if (count($string) > 1 && !empty($string[1]) && ctype_lower($string[1]{0}))
+			{
+				$params['property'] = $string[1];
+
+				// If the first letter is uppercase, then it should be expected Type, otherwise return
+				if (count($string) > 2 && !empty($string[2]) && ctype_upper($string[2]{0}))
+				{
+					$params['expectedType'] = $string[2];
+				}
+			}
+		}
+		else
+		{
+			$params['property'] = $string[0];
+
+			// If the first letter is uppercase, then it should be the expectedType
+			if (count($string) > 1 && !empty($string[1]) && ctype_upper($string[1]{0}))
+			{
+				$params['expectedType'] = $string[1];
+			}
+		}
+
+		return $params;
+	}
+
+	/**
+	 * Parse the params that will be used to setup the JMicrodata class,
+	 * e.g giving the following: $string ='Type Type.property.EType ... FType.fProperty gProperty.EType sProperty';
+	 * will return an array:
+	 * array(
+	 *     'setType'   => 'Type',
+	 *     'fallbacks' => array(
+	 *         'specialized' => array(
+	 *             'Type'  => array('property'  => 'EType'),
+	 *             'FType' => array('fproperty' => null)
+	 *             ...
+	 *         ),
+	 *         'global' => array(
+	 *              ...
+	 *             'gProperty' => 'EType',
+	 *             'sProperty' => null
+	 *         )
+	 *     )
+	 * );
+	 *
+	 * @param   string  $string  The string to parse
+	 *
+	 * @return  array
+	 */
+	protected static function parseParams($string)
+	{
+		// The default array
+		$params = array(
+			'setType'   => null,
+			'fallbacks' => array(
+				'specialized' => array(),
+				'global' => array()
+			)
+		);
+
+		// Sanitize the $string, remove single and multiple whitespaces
+		$string = trim(preg_replace('/\s+/', ' ', (string) $string));
+
+		// Break the strings in small param chunks
+		$string = explode(' ', $string);
+
+		// Parse the small param chunks
+		foreach ($string as $match)
+		{
+			$tmp          = self::parseParam($match);
+			$type         = $tmp['type'];
+			$property     = $tmp['property'];
+			$expectedType = $tmp['expectedType'];
+
+			// If a 'type' is available and there is no 'property', then it should be a 'setType'
+			if ($type && !$property && !$params['setType'])
+			{
+				$params['setType'] = $type;
+			}
+
+			// If a 'property' is available and there is no 'type', then it should be a 'global' fallback
+			if (!$type && $property)
+			{
+				$params['fallbacks']['global'][$property] = $expectedType;
+			}
+
+			// If both 'type' and 'property' is available, then it should be a 'specialized' fallback
+			if ($type && $property && !array_key_exists($type, $params['fallbacks']['specialized']))
+			{
+				$params['fallbacks']['specialized'][$type] = array($property => $expectedType);
+			}
+		}
+
+		return $params;
+	}
+
+	/**
+	 * Generate the Microdata semantics
+	 *
+	 * @param   array  $params  The params used to setup the JMicrodata library
+	 *
+	 * @return  string
+	 */
+	protected function display($params)
+	{
+		$html       = '';
+		$setType    = $params['setType'];
+
+		// Specialized fallbacks
+		$sFallbacks = $params['fallbacks']['specialized'];
+
+		// Global fallbacks
+		$gFallbacks = $params['fallbacks']['global'];
+
+		// Set the current Type if available
+		if ($setType)
+		{
+			$this->handler->setType($setType);
+		}
+
+		// If no properties available and there is a 'setType', return and display the scope
+		if ($setType && !$sFallbacks && !$gFallbacks)
+		{
+			return $this->handler->displayScope();
+		}
+
+		// Get the current Type
+		$currentType = $this->handler->getType();
+
+		// Check if there is an available 'specialized' fallback property for the current Type
+		if ($sFallbacks && array_key_exists($currentType, $sFallbacks))
+		{
+			$property     = key($sFallbacks[$currentType]);
+			$expectedType = $sFallbacks[$currentType][$property];
+
+			$html .= $this->handler->property($property)->display('inline');
+
+			// Check if an expected Type is available and it is valid
+			if ($expectedType
+				&& in_array($expectedType, JMicrodata::getExpectedTypes($currentType, $property)))
+			{
+				// Update the current Type
+				$this->handler->setType($expectedType);
+
+				// Display the scope
+				$html .= ' ' . $this->handler->displayScope();
+			}
+
+			return $html;
+		}
+
+		// Check if there is an available 'global' fallback property for the current Type
+		if ($gFallbacks)
+		{
+			foreach ($gFallbacks as $property => $expectedType)
+			{
+				// Check if the property is available in the current Type
+				if (JMicrodata::isPropertyInType($currentType, $property))
+				{
+					$html .= $this->handler->property($property)->display('inline');
+
+					// Check if an expected Type is available
+					if ($expectedType
+						&& in_array($expectedType, JMicrodata::getExpectedTypes($currentType, $property)))
+					{
+						// Update the current Type
+						$this->handler->setType($expectedType);
+
+						// Display the scope
+						$html .= ' ' . $this->handler->displayScope();
+					}
+
+					return $html;
+				}
+			}
+		}
+
+		return $html;
+	}
+
+	/**
+	 * Find the first data-suffix attribute match available in the node
+	 * e.g. <tag data-one="suffix" data-two="suffix" /> will return 'one'
+	 *
+	 * @param   DOMElement  $node  The node to parse
+	 *
+	 * @return  mixed
+	 *
+	 * @since   3.3
+	 */
+	protected function getNodeSuffix(DOMElement $node)
+	{
+		foreach ($this->suffix as $suffix)
+		{
+			if ($node->hasAttribute("data-$suffix"))
+			{
+				return $suffix;
+			}
+		}
+
+		return null;
+	}
+
+	/**
+	 * Parse the HTML and replace the data-* HTML5 attributes with Microdata semantics
+	 *
+	 * @param   string  $html  The HTML to parse
+	 *
+	 * @return  string
+	 *
+	 * @since   3.3
+	 */
+	public function parse($html)
+	{
+		// Disable frontend error reporting
+		libxml_use_internal_errors(true);
+
+		// Create a new DOMDocument
+		$doc = new DOMDocument;
+		$doc->loadHTML($html);
+
+		// Create a new DOMXPath, to make XPath queries
+		$xpath = new DOMXPath($doc);
+
+		// Create the query pattern
+		$query = array();
+
+		foreach ($this->suffix as $suffix)
+		{
+			array_push($query, "//*[@data-" . $suffix . "]");
+		}
+
+		// Search for the data-* HTML5 attributes
+		$nodeList = $xpath->query(implode('|', $query));
+
+		// Replace each match
+		foreach ($nodeList as $node)
+		{
+			// Retrieve the params used to setup the JMicrodata library
+			$suffix    = $this->getNodeSuffix($node);
+			$attribute = $node->getAttribute("data-" . $suffix);
+			$params    = $this->parseParams($attribute);
+
+			// Generate the Microdata semantic
+			$semantic  = $this->display($params);
+
+			// Replace the data-* HTML5 attributes with Microdata semantics
+			$pattern   = '/data-' . $suffix . "=." . $attribute . "./";
+			$html      = preg_replace($pattern, $semantic, $html, 1);
+		}
+
+		return $html;
+	}
+}
diff --git a/modules/mod_articles_latest/tmpl/default.php b/modules/mod_articles_latest/tmpl/default.php
index a616c07340113..9ab4409d77798 100644
--- a/modules/mod_articles_latest/tmpl/default.php
+++ b/modules/mod_articles_latest/tmpl/default.php
@@ -11,9 +11,9 @@
 ?>
 <ul class="latestnews<?php echo $moduleclass_sfx; ?>">
 <?php foreach ($list as $item) :  ?>
-	<li itemscope itemtype="http://schema.org/Article">
-		<a href="<?php echo $item->link; ?>" itemprop="url">
-			<span itemprop="name">
+	<li data-sd="Article">
+		<a href="<?php echo $item->link; ?>" data-sd="url">
+			<span data-sd="name">
 				<?php echo $item->title; ?>
 			</span>
 		</a>
diff --git a/plugins/content/vote/vote.php b/plugins/content/vote/vote.php
index b0a76f66927a2..4a7f6d38d70b0 100644
--- a/plugins/content/vote/vote.php
+++ b/plugins/content/vote/vote.php
@@ -68,11 +68,11 @@ public function onContentBeforeDisplay($context, &$row, &$params, $page=0)
 				$img .= $starImageOff;
 			}
 
-			$html .= '<div class="content_rating" itemprop="aggregateRating" itemscope itemtype="http://schema.org/AggregateRating">';
+			$html .= '<div class="content_rating" data-sd="reviewRating.Rating aggregateRating.AggregateRating">';
 			$html .= '<p class="unseen element-invisible">'
-					. JText::sprintf('PLG_VOTE_USER_RATING', '<span itemprop="ratingValue">' . $rating . '</span>', '<span itemprop="bestRating">5</span>')
-					. '<meta itemprop="ratingCount" content="' . (int) $row->rating_count . '" />'
-					. '<meta itemprop="worstRating" content="0" />'
+					. JText::sprintf('PLG_VOTE_USER_RATING', '<span data-sd="ratingValue">' . $rating . '</span>', '<span data-sd="bestRating">5</span>')
+					. '<meta data-sd="ratingCount" content="' . (int) $row->rating_count . '" />'
+					. '<meta data-sd="worstRating" content="0" />'
 					. '</p>';
 			$html .= $img;
 			$html .= '</div>';
diff --git a/plugins/system/microdata/index.html b/plugins/system/microdata/index.html
new file mode 100644
index 0000000000000..3af63015d2219
--- /dev/null
+++ b/plugins/system/microdata/index.html
@@ -0,0 +1 @@
+<!DOCTYPE html><title></title>
\ No newline at end of file
diff --git a/plugins/system/microdata/microdata.php b/plugins/system/microdata/microdata.php
new file mode 100644
index 0000000000000..b0f4c9f1ec845
--- /dev/null
+++ b/plugins/system/microdata/microdata.php
@@ -0,0 +1,59 @@
+<?php
+/**
+ * @package     Joomla.Plugin
+ * @subpackage  System.Microdata
+ *
+ * @copyright   Copyright (C) 2005 - 2014 Open Source Matters, Inc. All rights reserved.
+ * @license     GNU General Public License version 2 or later; see LICENSE
+ */
+
+defined('JPATH_BASE') or die;
+
+/**
+ * System Plugin for parsing the HTML markup and convert
+ * the data-sd HTML5 attributes in Microdata semantics.
+ *
+ * @package     Joomla.Plugin
+ * @subpackage  System.Microdata
+ * @since       3.2
+ */
+class PlgSystemMicrodata extends JPlugin
+{
+	/**
+	 * Parse the HTML markup and convert the data-sd HTML5 attributes in Microdata semantics,
+	 * after that all the HTML was generated by the application logic.
+	 *
+	 * @return boolean True on success
+	 *
+	 * @since 3.2
+	 */
+	public function onAfterRender()
+	{
+		$app = JFactory::getApplication();
+
+		// Prevent admin execution, and non HTML documents.
+		if ($app->isAdmin()
+			|| $app->getDocument()->getType() !== 'html')
+		{
+			return true;
+		}
+
+		// Prevent site execution when editing
+		if ($app->isSite() && $app->input->get('layout') == 'edit')
+		{
+			return true;
+		}
+
+		// Retrieve the params
+		$suffix = explode(',', $this->params->get('suffix', 'sd'));
+
+		// Get the body HTML
+		$output = $app->getBody();
+
+		// Make an instance of the parser
+		$parser = new JMicrodataParser($suffix);
+
+		// Set the body HTML
+		$app->setBody($parser->parse($output));
+	}
+}
diff --git a/plugins/system/microdata/microdata.xml b/plugins/system/microdata/microdata.xml
new file mode 100644
index 0000000000000..7ca4ebb1d698e
--- /dev/null
+++ b/plugins/system/microdata/microdata.xml
@@ -0,0 +1,32 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<extension version="3.3" type="plugin" group="system">
+    <name>plg_system_microdata</name>
+    <author>Joomla! Project</author>
+    <creationDate>August 2014</creationDate>
+    <copyright>Copyright (C) 2005 - 2014 Open Source Matters. All rights reserved.</copyright>
+    <license>GNU General Public License version 2 or later; see LICENSE.txt</license>
+    <authorEmail>admin@joomla.org</authorEmail>
+    <authorUrl>www.joomla.org</authorUrl>
+    <version>3.0.0</version>
+    <description>PLG_SYSTEM_MICRODATA_XML_DESCRIPTION</description>
+    <files>
+        <filename plugin="microdata">microdata.php</filename>
+        <filename>index.html</filename>
+        <folder>lib</folder>
+    </files>
+    <languages>
+        <language tag="en-GB">language/en-GB/en-GB.plg_system_microdata.ini</language>
+        <language tag="en-GB">language/en-GB/en-GB.plg_system_microdata.sys.ini</language>
+    </languages>
+    <config>
+        <fields name="params">
+            <fieldset name="basic">
+                <field name="suffix" type="text"
+                       default="sd"
+                       label="PLG_SYSTEM_MICRODATA_FIELD_SUFFIX_LABEL"
+                       description="PLG_SYSTEM_MICRODATA_FIELD_SUFFIX_DESCRIPTION"
+                        />
+            </fieldset>
+        </fields>
+    </config>
+</extension>
\ No newline at end of file
diff --git a/tests/unit/suites/libraries/joomla/microdata/JMicrodataParserTest.php b/tests/unit/suites/libraries/joomla/microdata/JMicrodataParserTest.php
new file mode 100644
index 0000000000000..aff17aa3754e2
--- /dev/null
+++ b/tests/unit/suites/libraries/joomla/microdata/JMicrodataParserTest.php
@@ -0,0 +1,407 @@
+<?php
+/**
+ * @package     Joomla.UnitTest
+ * @subpackage  Microdata
+ *
+ * @copyright   Copyright (C) 2005 - 2014 Open Source Matters, Inc. All rights reserved.
+ * @license     GNU General Public License version 2 or later; see LICENSE
+ */
+
+/**
+ * Test class for JMicrodataParser
+ *
+ * @package     Joomla.UnitTest
+ * @subpackage  Microdata
+ * @since       3.3
+ */
+class JMicrodataParserTest extends PHPUnit_Framework_TestCase
+{
+	/**
+	 * Tested class handler
+	 *
+	 * @var    object
+	 * @since  3.3
+	 */
+	protected $handler;
+
+	/**
+	 * Test setup
+	 *
+	 * @return  void
+	 *
+	 * @since   3.3
+	 */
+	public function setUp()
+	{
+		$this->handler = new JMicrodataParser;
+	}
+
+	/**
+	 * Test the suffix() function
+	 *
+	 * @return  void
+	 *
+	 * @since   3.3
+	 */
+	public function testSuffix()
+	{
+		/**
+		 * The attribute name should not contain any uppercase letters,
+		 * and must be at least one character long after the prefix "data-"
+		 */
+		$this->handler->suffix('');
+		$this->assertNotContains('', $this->handler->getSuffix());
+
+		// Test string input, convert to lowercase if if necessary
+		$this->handler->suffix('lowercaseSuffix');
+		$this->assertContains('lowercasesuffix', $this->handler->getSuffix());
+
+		// Test array input
+		$this->handler->suffix(array('su', 'ff'));
+		$this->assertContains('su', $this->handler->getSuffix());
+		$this->assertContains('ff', $this->handler->getSuffix());
+	}
+
+	/**
+	 * Test the removeSuffix() function
+	 *
+	 * @return  void
+	 *
+	 * @since   3.3
+	 */
+	public function testRemoveSuffix()
+	{
+		$this->handler->suffix('anything');
+		$this->handler->removeSuffix('anything');
+		$this->assertNotContains('anything', $this->handler->getSuffix());
+	}
+
+	/**
+	 * Test the getSuffix() function
+	 *
+	 * @return  void
+	 *
+	 * @since   3.3
+	 */
+	public function testGetSuffix()
+	{
+		$this->assertInternalType('array', $this->handler->getSuffix());
+	}
+
+	/**
+	 * Test the parseParam() function
+	 *
+	 * @return  void
+	 *
+	 * @since   3.3
+	 */
+	public function testParseParam()
+	{
+		// Setup
+		$obj    = new JMicrodataParser;
+		$method = 'parseParam';
+
+		// Test a complete params string containing the expected Type
+		$this->assertEquals(
+			TestReflection::invoke($obj, $method, 'Type.property.EType'),
+			array(
+				'type' => 'Type',
+				'property' => 'property',
+				'expectedType' => 'EType'
+			)
+		);
+
+		// Test a complete params string
+		$this->assertEquals(
+			TestReflection::invoke($obj, $method, 'Type.property'),
+			array(
+				'type' => 'Type',
+				'property' => 'property',
+				'expectedType' => null
+			)
+		);
+
+		// Test a params string containing the property and the expected type
+		$this->assertEquals(
+			TestReflection::invoke($obj, $method, 'property.EType'),
+			array(
+				'type' => null,
+				'property' => 'property',
+				'expectedType' => 'EType'
+			)
+		);
+
+		// Test with only the Type param
+		$this->assertEquals(
+			TestReflection::invoke($obj, $method, ' Type'),
+			array(
+				'type' => 'Type',
+				'property' => null,
+				'expectedType' => null
+			)
+		);
+
+		// Test with only the property param
+		$this->assertEquals(
+			TestReflection::invoke($obj, $method, 'property'),
+			array(
+				'type' => null,
+				'property' => 'property',
+				'expectedType' => null
+			)
+		);
+
+		// Test a strange behaviour
+		$this->assertEquals(
+			TestReflection::invoke($obj, $method, '.Type.property'),
+			array(
+				'type' => null,
+				'property' => null,
+				'expectedType' => null
+			)
+		);
+
+		// Test an empty string
+		$this->assertEquals(
+			TestReflection::invoke($obj, $method, ' '),
+			array(
+				'type' => null,
+				'property' => null,
+				'expectedType' => null
+			)
+		);
+	}
+
+	/**
+	 * Test the parseParams() function
+	 *
+	 * @return  void
+	 *
+	 * @since   3.3
+	 */
+	public function testParseParams()
+	{
+		// Setup
+		$obj    = new JMicrodataParser;
+		$method = 'parseParams';
+
+		// Test a complete complex case (bad semantics practice, avoid in production!)
+		$this->assertEquals(
+			TestReflection::invoke($obj, $method, 'Type.property.EType sProperty.EType Type FType.fProperty gProperty'),
+			array(
+				'setType'   => 'Type',
+				'fallbacks' => array(
+					'specialized' => array(
+						'Type'  => array('property' => 'EType'),
+						'FType' => array('fProperty' => null)
+					),
+					'global' => array(
+						'sProperty' => 'EType',
+						'gProperty' => null
+					)
+				)
+			)
+		);
+
+		// Test with only the Type param
+		$this->assertEquals(
+			TestReflection::invoke($obj, $method, ' Type'),
+			array(
+				'setType'   => 'Type',
+				'fallbacks' => array(
+					'specialized' => array(),
+					'global' => array()
+				)
+			)
+		);
+
+		// Test with only the property param
+		$this->assertEquals(
+			TestReflection::invoke($obj, $method, 'property'),
+			array(
+				'setType'   => null,
+				'fallbacks' => array(
+					'specialized' => array(),
+					'global' => array('property' => null)
+				)
+			)
+		);
+
+		// Test with only the property and fallbacks params
+		$this->assertEquals(
+			TestReflection::invoke($obj, $method, 'property.EType FType.fProperty'),
+			array(
+				'setType'   => null,
+				'fallbacks' => array(
+					'specialized' => array(
+						'FType'  => array(
+							'fProperty' => null
+						)
+					),
+					'global' => array(
+						'property' => 'EType'
+					)
+				)
+			)
+		);
+
+		// Test with only the Type and fallbacksProperty params
+		$this->assertEquals(
+			TestReflection::invoke($obj, $method, 'Type fProperty'),
+			array(
+				'setType'   => 'Type',
+				'fallbacks' => array(
+					'specialized' => array(),
+					'global' => array(
+						'fProperty' => null
+					)
+				)
+			)
+		);
+
+		// Test a strange behaviour
+		$this->assertEquals(
+			TestReflection::invoke($obj, $method, ' .Type.property FType GType.  fProperty'),
+			array(
+				'setType'   => 'FType',
+				'fallbacks' => array(
+					'specialized' => array(),
+					'global' => array(
+						'fProperty' => null
+					)
+				)
+			)
+		);
+
+		// Test an empty string
+		$this->assertEquals(
+			TestReflection::invoke($obj, $method, ' '),
+			array(
+				'setType'   => null,
+				'fallbacks' => array(
+					'specialized' => array(),
+					'global' => array()
+				)
+			)
+		);
+	}
+
+	/**
+	 * Test the parse() function
+	 *
+	 * @return  void
+	 *
+	 * @since   3.3
+	 */
+	public function testParse()
+	{
+		// Setup
+		$content = 'content';
+
+		// Test a complete complex case (bad semantics practice, avoid in production!)
+		$html = "<tag data-sd='articleBody Article Event.sameAs Person.award Article.url Person name'>$content</tag>";
+		$this->assertEquals(
+			$this->handler->parse($html),
+			"<tag itemprop='url'>$content</tag>"
+		);
+
+		// Test it displays the scope and set the current Type, tag parse: data-*="Article"
+		$html = "<tag data-sd='Article'>$content</tag>";
+		$this->assertEquals(
+			$this->handler->parse($html),
+			"<tag itemscope itemtype='https://schema.org/Article'>$content</tag>"
+		);
+
+		// Test a 'specialized' fallback, tag parse: data-*="Article.author"
+		$html = "<tag data-sd='Article.author'>$content</tag>";
+		$this->assertEquals(
+			$this->handler->parse($html),
+			"<tag itemprop='author'>$content</tag>"
+		);
+
+		// Test a 'specialized' fallback with an expected Type, tag parse: data-*="Article.author.Person"
+		$html = "<tag data-sd='Article.author.Person'>$content</tag>";
+		$this->assertEquals(
+			$this->handler->parse($html),
+			"<tag itemprop='author' itemscope itemtype='https://schema.org/Person'>$content</tag>"
+		);
+
+		// Test a 'global' property, tag parse: data-*="author"
+		$html = "<tag data-sd='Article author'>$content</tag>";
+		$this->assertEquals(
+			$this->handler->parse($html),
+			"<tag itemprop='author'>$content</tag>"
+		);
+
+		// Test a 'global' property with an expected Type, tag parse: data-*="author"
+		$html = "<tag data-sd='author.Person'>$content</tag>";
+		$this->assertEquals(
+			$this->handler->parse($html),
+			"<tag itemprop='author' itemscope itemtype='https://schema.org/Person'>$content</tag>"
+		);
+
+		// Test a strange behaviour, should set the current Type and display the scope with the last match, tag parse: data-*="Article Person"
+		$html = "<tag data-sd='Article Person'>$content</tag>";
+		$this->assertEquals(
+			$this->handler->parse($html),
+			"<tag itemscope itemtype='https://schema.org/Article'>$content</tag>"
+		);
+
+		// Test it displays the 'specialized' fallback instead of the 'global' fallback, tag parse: data-*="Article.articleBody description"
+		$html = "<tag data-sd='Article.articleBody description'>$content</tag>";
+		$this->assertEquals(
+			$this->handler->parse($html),
+			"<tag itemprop='articleBody'>$content</tag>"
+		);
+
+		// Test check the 'global' fallbacks order, tag parse: data-*="description articleBody"
+		$html = "<tag data-sd='description articleBody'>$content</tag>";
+		$this->assertEquals(
+			$this->handler->parse($html),
+			"<tag itemprop='description'>$content</tag>"
+		);
+
+		// Test self-closing tag parse: data-*="datePublished"
+		$html = "<meta data-sd='Article datePublished' content='2014-01-01T00:00:00+00:00' />";
+		$this->assertEquals(
+			$this->handler->parse($html),
+			"<meta itemprop='datePublished' content='2014-01-01T00:00:00+00:00' />"
+		);
+
+		// Test tag parse: data-*="Article.propertyDoesNotExist"
+		$html = "<tag data-sd='Article.propertyDoesNotExist'>$content</tag>";
+		$this->assertEquals(
+			$this->handler->parse($html),
+			"<tag >$content</tag>"
+		);
+
+		// Test tag parse: data-*="TypeDoesNotExist.propertyDoesNotExist"
+		$html = "<tag data-sd='TypeDoesNotExist.propertyDoesNotExist'>$content</tag>";
+		$this->assertEquals(
+			$this->handler->parse($html),
+			"<tag >$content</tag>"
+		);
+
+		// Test multiple suffix tag parse
+		$this->handler->suffix('custom');
+		$html = "<tag data-custom='Article.author'>$content</tag><tag data-sd='url'>$content</tag>";
+		$this->assertEquals(
+			$this->handler->parse($html),
+			"<tag itemprop='author'>$content</tag><tag itemprop='url'>$content</tag>"
+		);
+
+		// Test multiple suffix tag parse, check that replaces only the first match
+		$html = "<tag data-sd='Article.author' data-custom='Article.name'>$content</tag>";
+		$this->assertEquals(
+			$this->handler->parse($html),
+			"<tag itemprop='author' data-custom='Article.name'>$content</tag>"
+		);
+
+		// Test that it doesn't parse an unregistered suffix
+		$html = "<tag data-unregistered='Article.author'>$content</tag>";
+		$this->assertEquals(
+			$this->handler->parse($html),
+			"<tag data-unregistered='Article.author'>$content</tag>"
+		);
+	}
+}